157213923

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 225504000

約数和(自身を除く): 68290077

約数列:

[1, 3, 19, 57, 107, 149, 173, 321, 447, 519, 2033, 2831, 3287, 6099, 8493, 9861, 15943, 18511, 25777, 47829, 55533, 77331, 302917, 351709, 489763, 908751, 1055127, 1469289, 2758139, 8274417, 52404641, 157213923]

約数ペア:

[(1, 157213923), (3, 52404641), (19, 8274417), (57, 2758139), (107, 1469289), (149, 1055127), (173, 908751), (321, 489763), (447, 351709), (519, 302917), (2033, 77331), (2831, 55533), (3287, 47829), (6099, 25777), (8493, 18511), (9861, 15943)]