228978.0000000

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 4040640

約数和(自身を除く): 1370271

約数列:

[1, 3, 13, 23, 39, 69, 169, 229, 299, 507, 687, 897, 2977, 3887, 5267, 8931, 11661, 15801, 38701, 68471, 116103, 205413, 890123, 2670369]

約数ペア:

[(1, 2670369), (3, 890123), (13, 205413), (23, 116103), (39, 68471), (69, 38701), (169, 15801), (229, 11661), (299, 8931), (507, 5267), (687, 3887), (897, 2977)]