31998525

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{887}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 58579584

約数和(自身を除く): 26581059

約数列:

[1, 3, 5, 13, 15, 25, 37, 39, 65, 75, 111, 185, 195, 325, 481, 555, 887, 925, 975, 1443, 2405, 2661, 2775, 4435, 7215, 11531, 12025, 13305, 22175, 32819, 34593, 36075, 57655, 66525, 98457, 164095, 172965, 288275, 426647, 492285, 820475, 864825, 1279941, 2133235, 2461425, 6399705, 10666175, 31998525]

約数ペア:

[(1, 31998525), (3, 10666175), (5, 6399705), (13, 2461425), (15, 2133235), (25, 1279941), (37, 864825), (39, 820475), (65, 492285), (75, 426647), (111, 288275), (185, 172965), (195, 164095), (325, 98457), (481, 66525), (555, 57655), (887, 36075), (925, 34593), (975, 32819), (1443, 22175), (2405, 13305), (2661, 12025), (2775, 11531), (4435, 7215)]