31371075

素因数分解:

$3^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{2081}}^1$

素因数の和:2164

約数の個数: 36

約数和(自身を含む): 57055128

約数和(自身を除く): 25684053

約数列:

[1, 3, 5, 9, 15, 25, 45, 67, 75, 201, 225, 335, 603, 1005, 1675, 2081, 3015, 5025, 6243, 10405, 15075, 18729, 31215, 52025, 93645, 139427, 156075, 418281, 468225, 697135, 1254843, 2091405, 3485675, 6274215, 10457025, 31371075]

約数ペア:

[(1, 31371075), (3, 10457025), (5, 6274215), (9, 3485675), (15, 2091405), (25, 1254843), (45, 697135), (67, 468225), (75, 418281), (201, 156075), (225, 139427), (335, 93645), (603, 52025), (1005, 31215), (1675, 18729), (2081, 15075), (3015, 10405), (5025, 6243)]