942000005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{991}}^1$

素因数の和:1277

約数の個数: 32

約数和(自身を含む): 1226492928

約数和(自身を除く): 284492923

約数列:

[1, 5, 17, 53, 85, 211, 265, 901, 991, 1055, 3587, 4505, 4955, 11183, 16847, 17935, 52523, 55915, 84235, 190111, 209101, 262615, 892891, 950555, 1045505, 3554717, 4464455, 11082353, 17773585, 55411765, 188400001, 942000005]

約数ペア:

[(1, 942000005), (5, 188400001), (17, 55411765), (53, 17773585), (85, 11082353), (211, 4464455), (265, 3554717), (901, 1045505), (991, 950555), (1055, 892891), (3587, 262615), (4505, 209101), (4955, 190111), (11183, 84235), (16847, 55915), (17935, 52523)]