260883558

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{7907}}^1$

素因数の和:7978

約数の個数: 64

約数和(自身を含む): 637701120

約数和(自身を除く): 376817562

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 47, 54, 78, 94, 117, 141, 234, 282, 351, 423, 611, 702, 846, 1222, 1269, 1833, 2538, 3666, 5499, 7907, 10998, 15814, 16497, 23721, 32994, 47442, 71163, 102791, 142326, 205582, 213489, 308373, 371629, 426978, 616746, 743258, 925119, 1114887, 1850238, 2229774, 2775357, 3344661, 4831177, 5550714, 6689322, 9662354, 10033983, 14493531, 20067966, 28987062, 43480593, 86961186, 130441779, 260883558]

約数ペア:

[(1, 260883558), (2, 130441779), (3, 86961186), (6, 43480593), (9, 28987062), (13, 20067966), (18, 14493531), (26, 10033983), (27, 9662354), (39, 6689322), (47, 5550714), (54, 4831177), (78, 3344661), (94, 2775357), (117, 2229774), (141, 1850238), (234, 1114887), (282, 925119), (351, 743258), (423, 616746), (611, 426978), (702, 371629), (846, 308373), (1222, 213489), (1269, 205582), (1833, 142326), (2538, 102791), (3666, 71163), (5499, 47442), (7907, 32994), (10998, 23721), (15814, 16497)]