221239746

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4357}}^1$

素因数の和:4416

約数の個数: 96

約数和(自身を含む): 609143808

約数和(自身を除く): 387904062

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 31, 39, 42, 62, 63, 78, 91, 93, 117, 126, 182, 186, 217, 234, 273, 279, 403, 434, 546, 558, 651, 806, 819, 1209, 1302, 1638, 1953, 2418, 2821, 3627, 3906, 4357, 5642, 7254, 8463, 8714, 13071, 16926, 25389, 26142, 30499, 39213, 50778, 56641, 60998, 78426, 91497, 113282, 135067, 169923, 182994, 270134, 274491, 339846, 396487, 405201, 509769, 548982, 792974, 810402, 945469, 1019538, 1189461, 1215603, 1755871, 1890938, 2378922, 2431206, 2836407, 3511742, 3568383, 5267613, 5672814, 7136766, 8509221, 10535226, 12291097, 15802839, 17018442, 24582194, 31605678, 36873291, 73746582, 110619873, 221239746]

約数ペア:

[(1, 221239746), (2, 110619873), (3, 73746582), (6, 36873291), (7, 31605678), (9, 24582194), (13, 17018442), (14, 15802839), (18, 12291097), (21, 10535226), (26, 8509221), (31, 7136766), (39, 5672814), (42, 5267613), (62, 3568383), (63, 3511742), (78, 2836407), (91, 2431206), (93, 2378922), (117, 1890938), (126, 1755871), (182, 1215603), (186, 1189461), (217, 1019538), (234, 945469), (273, 810402), (279, 792974), (403, 548982), (434, 509769), (546, 405201), (558, 396487), (651, 339846), (806, 274491), (819, 270134), (1209, 182994), (1302, 169923), (1638, 135067), (1953, 113282), (2418, 91497), (2821, 78426), (3627, 60998), (3906, 56641), (4357, 50778), (5642, 39213), (7254, 30499), (8463, 26142), (8714, 25389), (13071, 16926)]