157499251

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1801}}^1$

素因数の和:1883

約数の個数: 24

約数和(自身を含む): 200411232

約数和(自身を除く): 42911981

約数列:

[1, 7, 13, 31, 91, 217, 403, 961, 1801, 2821, 6727, 12493, 12607, 23413, 55831, 87451, 163891, 390817, 725803, 1730761, 5080621, 12115327, 22499893, 157499251]

約数ペア:

[(1, 157499251), (7, 22499893), (13, 12115327), (31, 5080621), (91, 1730761), (217, 725803), (403, 390817), (961, 163891), (1801, 87451), (2821, 55831), (6727, 23413), (12493, 12607)]