888903108

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{521}}^1\times {\mathrm{571}}^1$

素因数の和:1185

約数の個数: 72

約数和(自身を含む): 2282376096

約数和(自身を除く): 1393472988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 249, 332, 498, 521, 571, 747, 996, 1042, 1142, 1494, 1563, 1713, 2084, 2284, 2988, 3126, 3426, 4689, 5139, 6252, 6852, 9378, 10278, 18756, 20556, 43243, 47393, 86486, 94786, 129729, 142179, 172972, 189572, 259458, 284358, 297491, 389187, 426537, 518916, 568716, 594982, 778374, 853074, 892473, 1189964, 1556748, 1706148, 1784946, 2677419, 3569892, 5354838, 10709676, 24691753, 49383506, 74075259, 98767012, 148150518, 222225777, 296301036, 444451554, 888903108]

約数ペア:

[(1, 888903108), (2, 444451554), (3, 296301036), (4, 222225777), (6, 148150518), (9, 98767012), (12, 74075259), (18, 49383506), (36, 24691753), (83, 10709676), (166, 5354838), (249, 3569892), (332, 2677419), (498, 1784946), (521, 1706148), (571, 1556748), (747, 1189964), (996, 892473), (1042, 853074), (1142, 778374), (1494, 594982), (1563, 568716), (1713, 518916), (2084, 426537), (2284, 389187), (2988, 297491), (3126, 284358), (3426, 259458), (4689, 189572), (5139, 172972), (6252, 142179), (6852, 129729), (9378, 94786), (10278, 86486), (18756, 47393), (20556, 43243)]