612801

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 1033344

約数和(自身を除く): 420543

約数列:

[1, 3, 7, 9, 21, 63, 71, 137, 213, 411, 497, 639, 959, 1233, 1491, 2877, 4473, 8631, 9727, 29181, 68089, 87543, 204267, 612801]

約数ペア:

[(1, 612801), (3, 204267), (7, 87543), (9, 68089), (21, 29181), (63, 9727), (71, 8631), (137, 4473), (213, 2877), (411, 1491), (497, 1233), (639, 959)]