28775467798

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1\times {\mathrm{271}}^1$

素因数の和:650

約数の個数: 128

約数和(自身を含む): 56379359232

約数和(自身を除く): 27603891434

約数列:

[1, 2, 7, 11, 14, 22, 41, 67, 77, 82, 134, 154, 251, 271, 287, 451, 469, 502, 542, 574, 737, 902, 938, 1474, 1757, 1897, 2747, 2761, 2981, 3157, 3514, 3794, 5159, 5494, 5522, 5962, 6314, 10291, 10318, 11111, 16817, 18157, 19229, 19327, 20582, 20867, 22222, 30217, 33634, 36314, 38458, 38654, 41734, 60434, 68021, 72037, 77777, 113201, 117719, 122221, 127099, 136042, 144074, 155554, 184987, 199727, 211519, 226402, 235438, 244442, 254198, 369974, 399454, 423038, 476147, 689497, 744437, 748231, 792407, 855547, 952294, 1294909, 1378994, 1398089, 1488874, 1496462, 1584814, 1711094, 2589818, 2788861, 2796178, 4557407, 4826479, 5211059, 5237617, 5577722, 7584467, 8188807, 9114814, 9652958, 10422118, 10475234, 15168934, 16377614, 19522027, 30677471, 31901849, 39044054, 50131477, 53091269, 57321649, 61354942, 63803698, 100262954, 106182538, 114643298, 186853687, 214742297, 350920339, 373707374, 429484594, 701840678, 1307975809, 2055390557, 2615951618, 4110781114, 14387733899, 28775467798]

約数ペア:

[(1, 28775467798), (2, 14387733899), (7, 4110781114), (11, 2615951618), (14, 2055390557), (22, 1307975809), (41, 701840678), (67, 429484594), (77, 373707374), (82, 350920339), (134, 214742297), (154, 186853687), (251, 114643298), (271, 106182538), (287, 100262954), (451, 63803698), (469, 61354942), (502, 57321649), (542, 53091269), (574, 50131477), (737, 39044054), (902, 31901849), (938, 30677471), (1474, 19522027), (1757, 16377614), (1897, 15168934), (2747, 10475234), (2761, 10422118), (2981, 9652958), (3157, 9114814), (3514, 8188807), (3794, 7584467), (5159, 5577722), (5494, 5237617), (5522, 5211059), (5962, 4826479), (6314, 4557407), (10291, 2796178), (10318, 2788861), (11111, 2589818), (16817, 1711094), (18157, 1584814), (19229, 1496462), (19327, 1488874), (20582, 1398089), (20867, 1378994), (22222, 1294909), (30217, 952294), (33634, 855547), (36314, 792407), (38458, 748231), (38654, 744437), (41734, 689497), (60434, 476147), (68021, 423038), (72037, 399454), (77777, 369974), (113201, 254198), (117719, 244442), (122221, 235438), (127099, 226402), (136042, 211519), (144074, 199727), (155554, 184987)]