81904511

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4957}}^1$

素因数の和:5042

約数の個数: 16

約数和(自身を含む): 93289728

約数和(自身を除く): 11385217

約数列:

[1, 13, 31, 41, 403, 533, 1271, 4957, 16523, 64441, 153667, 203237, 1997671, 2642081, 6300347, 81904511]

約数ペア:

[(1, 81904511), (13, 6300347), (31, 2642081), (41, 1997671), (403, 203237), (533, 153667), (1271, 64441), (4957, 16523)]