64255997

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 74066688

約数和(自身を除く): 9810691

約数列:

[1, 13, 23, 61, 169, 271, 299, 793, 1403, 3523, 3887, 6233, 10309, 16531, 18239, 45799, 81029, 214903, 237107, 380213, 1053377, 2793739, 4942769, 64255997]

約数ペア:

[(1, 64255997), (13, 4942769), (23, 2793739), (61, 1053377), (169, 380213), (271, 237107), (299, 214903), (793, 81029), (1403, 45799), (3523, 18239), (3887, 16531), (6233, 10309)]