31372983

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1693}}^1$

素因数の和:1799

約数の個数: 24

約数和(自身を含む): 47567520

約数和(自身を除く): 16194537

約数列:

[1, 3, 9, 29, 71, 87, 213, 261, 639, 1693, 2059, 5079, 6177, 15237, 18531, 49097, 120203, 147291, 360609, 441873, 1081827, 3485887, 10457661, 31372983]

約数ペア:

[(1, 31372983), (3, 10457661), (9, 3485887), (29, 1081827), (71, 441873), (87, 360609), (213, 147291), (261, 120203), (639, 49097), (1693, 18531), (2059, 15237), (5079, 6177)]