281445825

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{677}}^1$

素因数の和:954

約数の個数: 48

約数和(自身を含む): 488290176

約数和(自身を除く): 206844351

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 241, 345, 575, 677, 723, 1205, 1725, 2031, 3385, 3615, 5543, 6025, 10155, 15571, 16629, 16925, 18075, 27715, 46713, 50775, 77855, 83145, 138575, 163157, 233565, 389275, 415725, 489471, 815785, 1167825, 2447355, 3752611, 4078925, 11257833, 12236775, 18763055, 56289165, 93815275, 281445825]

約数ペア:

[(1, 281445825), (3, 93815275), (5, 56289165), (15, 18763055), (23, 12236775), (25, 11257833), (69, 4078925), (75, 3752611), (115, 2447355), (241, 1167825), (345, 815785), (575, 489471), (677, 415725), (723, 389275), (1205, 233565), (1725, 163157), (2031, 138575), (3385, 83145), (3615, 77855), (5543, 50775), (6025, 46713), (10155, 27715), (15571, 18075), (16629, 16925)]