156917187

素因数分解:

$3^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{5779}}^1$

素因数の和:6223

約数の個数: 24

約数和(自身を含む): 259683840

約数和(自身を除く): 102766653

約数列:

[1, 3, 7, 9, 21, 63, 431, 1293, 3017, 3879, 5779, 9051, 17337, 27153, 40453, 52011, 121359, 364077, 2490749, 7472247, 17435243, 22416741, 52305729, 156917187]

約数ペア:

[(1, 156917187), (3, 52305729), (7, 22416741), (9, 17435243), (21, 7472247), (63, 2490749), (431, 364077), (1293, 121359), (3017, 52011), (3879, 40453), (5779, 27153), (9051, 17337)]