156740709

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 225433600

約数和(自身を除く): 68692891

約数列:

[1, 3, 19, 57, 73, 139, 219, 271, 417, 813, 1387, 2641, 4161, 5149, 7923, 10147, 15447, 19783, 30441, 37669, 59349, 113007, 192793, 375877, 578379, 715711, 1127631, 2147133, 2749837, 8249511, 52246903, 156740709]

約数ペア:

[(1, 156740709), (3, 52246903), (19, 8249511), (57, 2749837), (73, 2147133), (139, 1127631), (219, 715711), (271, 578379), (417, 375877), (813, 192793), (1387, 113007), (2641, 59349), (4161, 37669), (5149, 30441), (7923, 19783), (10147, 15447)]