31407993

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{7603}}^1$

素因数の和:7635

約数の個数: 24

約数和(自身を含む): 49821408

約数和(自身を除く): 18413415

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 7603, 22809, 68427, 129251, 205281, 387753, 615843, 1163259, 1847529, 3489777, 10469331, 31407993]

約数ペア:

[(1, 31407993), (3, 10469331), (9, 3489777), (17, 1847529), (27, 1163259), (51, 615843), (81, 387753), (153, 205281), (243, 129251), (459, 68427), (1377, 22809), (4131, 7603)]