156740751

素因数分解:

$3^4\times {\mathrm{181}}^1\times {\mathrm{10691}}^1$

素因数の和:10884

約数の個数: 20

約数和(自身を含む): 235459224

約数和(自身を除く): 78718473

約数列:

[1, 3, 9, 27, 81, 181, 543, 1629, 4887, 10691, 14661, 32073, 96219, 288657, 865971, 1935071, 5805213, 17415639, 52246917, 156740751]

約数ペア:

[(1, 156740751), (3, 52246917), (9, 17415639), (27, 5805213), (81, 1935071), (181, 865971), (543, 288657), (1629, 96219), (4887, 32073), (10691, 14661)]