1221816479

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{14683}}^1$

素因数の和:14906

約数の個数: 16

約数和(自身を含む): 1359268512

約数和(自身を除く): 137452033

約数列:

[1, 13, 37, 173, 481, 2249, 6401, 14683, 83213, 190879, 543271, 2540159, 7062523, 33022067, 93985883, 1221816479]

約数ペア:

[(1, 1221816479), (13, 93985883), (37, 33022067), (173, 7062523), (481, 2540159), (2249, 543271), (6401, 190879), (14683, 83213)]