156920757

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{140989}}^1$

素因数の和:141052

約数の個数: 16

約数和(自身を含む): 243630720

約数和(自身を除く): 86709963

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 140989, 422967, 986923, 2960769, 7472417, 22417251, 52306919, 156920757]

約数ペア:

[(1, 156920757), (3, 52306919), (7, 22417251), (21, 7472417), (53, 2960769), (159, 986923), (371, 422967), (1113, 140989)]