2539125

素因数分解:

$3^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 48

約数和(自身を含む): 4777968

約数和(自身を除く): 2238843

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 61, 75, 111, 125, 183, 185, 225, 305, 333, 375, 549, 555, 915, 925, 1125, 1525, 1665, 2257, 2745, 2775, 4575, 4625, 6771, 7625, 8325, 11285, 13725, 13875, 20313, 22875, 33855, 41625, 56425, 68625, 101565, 169275, 282125, 507825, 846375, 2539125]

約数ペア:

[(1, 2539125), (3, 846375), (5, 507825), (9, 282125), (15, 169275), (25, 101565), (37, 68625), (45, 56425), (61, 41625), (75, 33855), (111, 22875), (125, 20313), (183, 13875), (185, 13725), (225, 11285), (305, 8325), (333, 7625), (375, 6771), (549, 4625), (555, 4575), (915, 2775), (925, 2745), (1125, 2257), (1525, 1665)]