81430181

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{10037}}^1$

素因数の和:10124

約数の個数: 16

約数和(自身を含む): 99576960

約数和(自身を除く): 18146779

約数列:

[1, 7, 19, 61, 133, 427, 1159, 8113, 10037, 70259, 190703, 612257, 1334921, 4285799, 11632883, 81430181]

約数ペア:

[(1, 81430181), (7, 11632883), (19, 4285799), (61, 1334921), (133, 612257), (427, 190703), (1159, 70259), (8113, 10037)]