1570252481

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1$

素因数の和:2094

約数の個数: 48

約数和(自身を含む): 2068416000

約数和(自身を除く): 498163519

約数列:

[1, 7, 17, 23, 41, 49, 119, 161, 287, 391, 697, 833, 943, 1127, 1999, 2009, 2737, 4879, 6601, 13993, 16031, 19159, 33983, 34153, 45977, 46207, 81959, 97951, 112217, 237881, 321839, 573713, 781609, 785519, 1393303, 1665167, 1885057, 2252873, 4015991, 5471263, 9753121, 13195399, 32045969, 38298841, 68271847, 92367793, 224321783, 1570252481]

約数ペア:

[(1, 1570252481), (7, 224321783), (17, 92367793), (23, 68271847), (41, 38298841), (49, 32045969), (119, 13195399), (161, 9753121), (287, 5471263), (391, 4015991), (697, 2252873), (833, 1885057), (943, 1665167), (1127, 1393303), (1999, 785519), (2009, 781609), (2737, 573713), (4879, 321839), (6601, 237881), (13993, 112217), (16031, 97951), (19159, 81959), (33983, 46207), (34153, 45977)]