2872125

素因数分解:

$3^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:84

約数の個数: 64

約数和(自身を含む): 5690880

約数和(自身を除く): 2818755

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 37, 45, 69, 75, 111, 115, 125, 135, 185, 207, 225, 333, 345, 375, 555, 575, 621, 675, 851, 925, 999, 1035, 1125, 1665, 1725, 2553, 2775, 2875, 3105, 3375, 4255, 4625, 4995, 5175, 7659, 8325, 8625, 12765, 13875, 15525, 21275, 22977, 24975, 25875, 38295, 41625, 63825, 77625, 106375, 114885, 124875, 191475, 319125, 574425, 957375, 2872125]

約数ペア:

[(1, 2872125), (3, 957375), (5, 574425), (9, 319125), (15, 191475), (23, 124875), (25, 114885), (27, 106375), (37, 77625), (45, 63825), (69, 41625), (75, 38295), (111, 25875), (115, 24975), (125, 22977), (135, 21275), (185, 15525), (207, 13875), (225, 12765), (333, 8625), (345, 8325), (375, 7659), (555, 5175), (575, 4995), (621, 4625), (675, 4255), (851, 3375), (925, 3105), (999, 2875), (1035, 2775), (1125, 2553), (1665, 1725)]