64887641

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37529}}^1$

素因数の和:37568

約数の個数: 16

約数和(自身を含む): 84067200

約数和(自身を除く): 19179559

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 37529, 262703, 487877, 713051, 3415139, 4991357, 9269663, 64887641]

約数ペア:

[(1, 64887641), (7, 9269663), (13, 4991357), (19, 3415139), (91, 713051), (133, 487877), (247, 262703), (1729, 37529)]