71781244

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{578881}}^1$

素因数の和:578916

約数の個数: 12

約数和(自身を含む): 129669568

約数和(自身を除く): 57888324

約数列:

[1, 2, 4, 31, 62, 124, 578881, 1157762, 2315524, 17945311, 35890622, 71781244]

約数ペア:

[(1, 71781244), (2, 35890622), (4, 17945311), (31, 2315524), (62, 1157762), (124, 578881)]