81810862

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{254071}}^1$

素因数の和:254103

約数の個数: 16

約数和(自身を含む): 146345472

約数和(自身を除く): 64534610

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 254071, 508142, 1778497, 3556994, 5843633, 11687266, 40905431, 81810862]

約数ペア:

[(1, 81810862), (2, 40905431), (7, 11687266), (14, 5843633), (23, 3556994), (46, 1778497), (161, 508142), (322, 254071)]