398927913

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{1087}}^1\times {\mathrm{1723}}^1$

素因数の和:2884

約数の個数: 16

約数和(自身を含む): 540205056

約数和(自身を除く): 141277143

約数列:

[1, 3, 71, 213, 1087, 1723, 3261, 5169, 77177, 122333, 231531, 366999, 1872901, 5618703, 132975971, 398927913]

約数ペア:

[(1, 398927913), (3, 132975971), (71, 5618703), (213, 1872901), (1087, 366999), (1723, 231531), (3261, 122333), (5169, 77177)]