81073986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{419}}^1$

素因数の和:719

約数の個数: 64

約数和(自身を含む): 197406720

約数和(自身を除く): 116332734

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 271, 357, 419, 542, 714, 813, 838, 1257, 1626, 1897, 2514, 2933, 3794, 4607, 5691, 5866, 7123, 8799, 9214, 11382, 13821, 14246, 17598, 21369, 27642, 32249, 42738, 49861, 64498, 96747, 99722, 113549, 149583, 193494, 227098, 299166, 340647, 681294, 794843, 1589686, 1930333, 2384529, 3860666, 4769058, 5790999, 11581998, 13512331, 27024662, 40536993, 81073986]

約数ペア:

[(1, 81073986), (2, 40536993), (3, 27024662), (6, 13512331), (7, 11581998), (14, 5790999), (17, 4769058), (21, 3860666), (34, 2384529), (42, 1930333), (51, 1589686), (102, 794843), (119, 681294), (238, 340647), (271, 299166), (357, 227098), (419, 193494), (542, 149583), (714, 113549), (813, 99722), (838, 96747), (1257, 64498), (1626, 49861), (1897, 42738), (2514, 32249), (2933, 27642), (3794, 21369), (4607, 17598), (5691, 14246), (5866, 13821), (7123, 11382), (8799, 9214)]