2149287784

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1291}}^1$

素因数の和:1479

約数の個数: 96

約数和(自身を含む): 4878178560

約数和(自身を除く): 2728890776

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 137, 196, 217, 248, 274, 392, 434, 548, 868, 959, 1096, 1291, 1519, 1736, 1918, 2582, 3038, 3836, 4247, 5164, 6076, 6713, 7672, 8494, 9037, 10328, 12152, 13426, 16988, 18074, 26852, 29729, 33976, 36148, 40021, 53704, 59458, 63259, 72296, 80042, 118916, 126518, 160084, 176867, 208103, 237832, 253036, 280147, 320168, 353734, 416206, 506072, 560294, 707468, 832412, 1120588, 1238069, 1414936, 1664824, 1961029, 2241176, 2476138, 3922058, 4952276, 5482877, 7844116, 8666483, 9904552, 10965754, 15688232, 17332966, 21931508, 34665932, 38380139, 43863016, 69331864, 76760278, 153520556, 268660973, 307041112, 537321946, 1074643892, 2149287784]

約数ペア:

[(1, 2149287784), (2, 1074643892), (4, 537321946), (7, 307041112), (8, 268660973), (14, 153520556), (28, 76760278), (31, 69331864), (49, 43863016), (56, 38380139), (62, 34665932), (98, 21931508), (124, 17332966), (137, 15688232), (196, 10965754), (217, 9904552), (248, 8666483), (274, 7844116), (392, 5482877), (434, 4952276), (548, 3922058), (868, 2476138), (959, 2241176), (1096, 1961029), (1291, 1664824), (1519, 1414936), (1736, 1238069), (1918, 1120588), (2582, 832412), (3038, 707468), (3836, 560294), (4247, 506072), (5164, 416206), (6076, 353734), (6713, 320168), (7672, 280147), (8494, 253036), (9037, 237832), (10328, 208103), (12152, 176867), (13426, 160084), (16988, 126518), (18074, 118916), (26852, 80042), (29729, 72296), (33976, 63259), (36148, 59458), (40021, 53704)]