31875417

素因数分解:

$3^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{883}}^1$

素因数の和:1090

約数の個数: 32

約数和(自身を含む): 54312960

約数和(自身を除く): 22437543

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 191, 573, 883, 1337, 1719, 2649, 4011, 5157, 6181, 7947, 12033, 18543, 23841, 36099, 55629, 166887, 168653, 505959, 1180571, 1517877, 3541713, 4553631, 10625139, 31875417]

約数ペア:

[(1, 31875417), (3, 10625139), (7, 4553631), (9, 3541713), (21, 1517877), (27, 1180571), (63, 505959), (189, 168653), (191, 166887), (573, 55629), (883, 36099), (1337, 23841), (1719, 18543), (2649, 12033), (4011, 7947), (5157, 6181)]