81610746

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:707

約数の個数: 64

約数和(自身を含む): 193729536

約数和(自身を除く): 112118790

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 83, 123, 166, 246, 249, 287, 498, 571, 574, 581, 861, 1142, 1162, 1713, 1722, 1743, 3403, 3426, 3486, 3997, 6806, 7994, 10209, 11991, 20418, 23411, 23821, 23982, 46822, 47393, 47642, 70233, 71463, 94786, 140466, 142179, 142926, 163877, 284358, 327754, 331751, 491631, 663502, 983262, 995253, 1943113, 1990506, 3886226, 5829339, 11658678, 13601791, 27203582, 40805373, 81610746]

約数ペア:

[(1, 81610746), (2, 40805373), (3, 27203582), (6, 13601791), (7, 11658678), (14, 5829339), (21, 3886226), (41, 1990506), (42, 1943113), (82, 995253), (83, 983262), (123, 663502), (166, 491631), (246, 331751), (249, 327754), (287, 284358), (498, 163877), (571, 142926), (574, 142179), (581, 140466), (861, 94786), (1142, 71463), (1162, 70233), (1713, 47642), (1722, 47393), (1743, 46822), (3403, 23982), (3426, 23821), (3486, 23411), (3997, 20418), (6806, 11991), (7994, 10209)]