156208195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1109}}^1$

素因数の和:1335

約数の個数: 32

約数和(自身を含む): 221538240

約数和(自身を除く): 65330045

約数列:

[1, 5, 11, 13, 55, 65, 143, 197, 715, 985, 1109, 2167, 2561, 5545, 10835, 12199, 12805, 14417, 28171, 60995, 72085, 140855, 158587, 218473, 792935, 1092365, 2403203, 2840149, 12016015, 14200745, 31241639, 156208195]

約数ペア:

[(1, 156208195), (5, 31241639), (11, 14200745), (13, 12016015), (55, 2840149), (65, 2403203), (143, 1092365), (197, 792935), (715, 218473), (985, 158587), (1109, 140855), (2167, 72085), (2561, 60995), (5545, 28171), (10835, 14417), (12199, 12805)]