81808766

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{39829}}^1$

素因数の和:39923

約数の個数: 16

約数和(自身を含む): 133828800

約数和(自身を除く): 52020034

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 39829, 79658, 517777, 1035554, 3146491, 6292982, 40904383, 81808766]

約数ペア:

[(1, 81808766), (2, 40904383), (13, 6292982), (26, 3146491), (79, 1035554), (158, 517777), (1027, 79658), (2054, 39829)]