31915773

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{383}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 47443968

約数和(自身を除く): 15528195

約数列:

[1, 3, 9, 47, 141, 197, 383, 423, 591, 1149, 1773, 3447, 9259, 18001, 27777, 54003, 75451, 83331, 162009, 226353, 679059, 3546197, 10638591, 31915773]

約数ペア:

[(1, 31915773), (3, 10638591), (9, 3546197), (47, 679059), (141, 226353), (197, 162009), (383, 83331), (423, 75451), (591, 54003), (1149, 27777), (1773, 18001), (3447, 9259)]