1214992438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{261739}}^1$

素因数の和:261963

約数の個数: 16

約数和(自身を含む): 1997599680

約数和(自身を除く): 782607242

約数列:

[1, 2, 11, 22, 211, 422, 2321, 4642, 261739, 523478, 2879129, 5758258, 55226929, 110453858, 607496219, 1214992438]

約数ペア:

[(1, 1214992438), (2, 607496219), (11, 110453858), (22, 55226929), (211, 5758258), (422, 2879129), (2321, 523478), (4642, 261739)]