49912875

素因数分解:

$3^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{643}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 96445440

約数和(自身を除く): 46532565

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 125, 135, 207, 225, 345, 375, 575, 621, 643, 675, 1035, 1125, 1725, 1929, 2875, 3105, 3215, 3375, 5175, 5787, 8625, 9645, 14789, 15525, 16075, 17361, 25875, 28935, 44367, 48225, 73945, 77625, 80375, 86805, 133101, 144675, 221835, 241125, 369725, 399303, 434025, 665505, 723375, 1109175, 1848625, 1996515, 2170125, 3327525, 5545875, 9982575, 16637625, 49912875]

約数ペア:

[(1, 49912875), (3, 16637625), (5, 9982575), (9, 5545875), (15, 3327525), (23, 2170125), (25, 1996515), (27, 1848625), (45, 1109175), (69, 723375), (75, 665505), (115, 434025), (125, 399303), (135, 369725), (207, 241125), (225, 221835), (345, 144675), (375, 133101), (575, 86805), (621, 80375), (643, 77625), (675, 73945), (1035, 48225), (1125, 44367), (1725, 28935), (1929, 25875), (2875, 17361), (3105, 16075), (3215, 15525), (3375, 14789), (5175, 9645), (5787, 8625)]