3868875

素因数分解:

$3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 7381920

約数和(自身を除く): 3513045

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 125, 171, 181, 225, 285, 375, 475, 543, 855, 905, 1125, 1425, 1629, 2375, 2715, 3439, 4275, 4525, 7125, 8145, 10317, 13575, 17195, 21375, 22625, 30951, 40725, 51585, 67875, 85975, 154755, 203625, 257925, 429875, 773775, 1289625, 3868875]

約数ペア:

[(1, 3868875), (3, 1289625), (5, 773775), (9, 429875), (15, 257925), (19, 203625), (25, 154755), (45, 85975), (57, 67875), (75, 51585), (95, 40725), (125, 30951), (171, 22625), (181, 21375), (225, 17195), (285, 13575), (375, 10317), (475, 8145), (543, 7125), (855, 4525), (905, 4275), (1125, 3439), (1425, 2715), (1629, 2375)]