129451664

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{137131}}^1$

素因数の和:137198

約数の個数: 20

約数和(自身を含む): 255065520

約数和(自身を除く): 125613856

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 137131, 274262, 548524, 1097048, 2194096, 8090729, 16181458, 32362916, 64725832, 129451664]

約数ペア:

[(1, 129451664), (2, 64725832), (4, 32362916), (8, 16181458), (16, 8090729), (59, 2194096), (118, 1097048), (236, 548524), (472, 274262), (944, 137131)]