491446566

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{719}}^1$

素因数の和:890

約数の個数: 96

約数和(自身を含む): 1207664640

約数和(自身を除く): 716218074

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 127, 138, 207, 234, 254, 299, 381, 414, 598, 719, 762, 897, 1143, 1438, 1651, 1794, 2157, 2286, 2691, 2921, 3302, 4314, 4953, 5382, 5842, 6471, 8763, 9347, 9906, 12942, 14859, 16537, 17526, 18694, 26289, 28041, 29718, 33074, 37973, 49611, 52578, 56082, 75946, 84123, 91313, 99222, 113919, 148833, 168246, 182626, 214981, 227838, 273939, 297666, 341757, 429962, 547878, 644943, 683514, 821817, 1187069, 1289886, 1643634, 1934829, 2100199, 2374138, 3561207, 3869658, 4200398, 6300597, 7122414, 10683621, 12601194, 18901791, 21367242, 27302587, 37803582, 54605174, 81907761, 163815522, 245723283, 491446566]

約数ペア:

[(1, 491446566), (2, 245723283), (3, 163815522), (6, 81907761), (9, 54605174), (13, 37803582), (18, 27302587), (23, 21367242), (26, 18901791), (39, 12601194), (46, 10683621), (69, 7122414), (78, 6300597), (117, 4200398), (127, 3869658), (138, 3561207), (207, 2374138), (234, 2100199), (254, 1934829), (299, 1643634), (381, 1289886), (414, 1187069), (598, 821817), (719, 683514), (762, 644943), (897, 547878), (1143, 429962), (1438, 341757), (1651, 297666), (1794, 273939), (2157, 227838), (2286, 214981), (2691, 182626), (2921, 168246), (3302, 148833), (4314, 113919), (4953, 99222), (5382, 91313), (5842, 84123), (6471, 75946), (8763, 56082), (9347, 52578), (9906, 49611), (12942, 37973), (14859, 33074), (16537, 29718), (17526, 28041), (18694, 26289)]