157230639

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{19219}}^1$

素因数の和:19332

約数の個数: 20

約数和(自身を含む): 237213240

約数和(自身を除く): 79982601

約数列:

[1, 3, 9, 27, 81, 101, 303, 909, 2727, 8181, 19219, 57657, 172971, 518913, 1556739, 1941119, 5823357, 17470071, 52410213, 157230639]

約数ペア:

[(1, 157230639), (3, 52410213), (9, 17470071), (27, 5823357), (81, 1941119), (101, 1556739), (303, 518913), (909, 172971), (2727, 57657), (8181, 19219)]