156946465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{821}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 216258336

約数和(自身を除く): 59311871

約数列:

[1, 5, 13, 17, 65, 85, 173, 221, 821, 865, 1105, 2249, 2941, 4105, 10673, 11245, 13957, 14705, 38233, 53365, 69785, 142033, 181441, 191165, 710165, 907205, 1846429, 2414561, 9232145, 12072805, 31389293, 156946465]

約数ペア:

[(1, 156946465), (5, 31389293), (13, 12072805), (17, 9232145), (65, 2414561), (85, 1846429), (173, 907205), (221, 710165), (821, 191165), (865, 181441), (1105, 142033), (2249, 69785), (2941, 53365), (4105, 38233), (10673, 14705), (11245, 13957)]