128821461

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{4793}}^1$

素因数の和:4861

約数の個数: 24

約数和(自身を含む): 188385024

約数和(自身を除く): 59563563

約数列:

[1, 3, 17, 31, 51, 93, 289, 527, 867, 1581, 4793, 8959, 14379, 26877, 81481, 148583, 244443, 445749, 1385177, 2525911, 4155531, 7577733, 42940487, 128821461]

約数ペア:

[(1, 128821461), (3, 42940487), (17, 7577733), (31, 4155531), (51, 2525911), (93, 1385177), (289, 445749), (527, 244443), (867, 148583), (1581, 81481), (4793, 26877), (8959, 14379)]