51781418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{661}}^1$

素因数の和:830

約数の個数: 32

約数和(自身を含む): 88083072

約数和(自身を除く): 36301654

約数列:

[1, 2, 13, 23, 26, 46, 131, 262, 299, 598, 661, 1322, 1703, 3013, 3406, 6026, 8593, 15203, 17186, 30406, 39169, 78338, 86591, 173182, 197639, 395278, 1125683, 1991593, 2251366, 3983186, 25890709, 51781418]

約数ペア:

[(1, 51781418), (2, 25890709), (13, 3983186), (23, 2251366), (26, 1991593), (46, 1125683), (131, 395278), (262, 197639), (299, 173182), (598, 86591), (661, 78338), (1322, 39169), (1703, 30406), (3013, 17186), (3406, 15203), (6026, 8593)]