265798156

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{71993}}^1$

素因数の和:72081

約数の個数: 24

約数和(自身を含む): 507989664

約数和(自身を除く): 242191508

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 71993, 143986, 287972, 935909, 1871818, 3743636, 5111503, 10223006, 20446012, 66449539, 132899078, 265798156]

約数ペア:

[(1, 265798156), (2, 132899078), (4, 66449539), (13, 20446012), (26, 10223006), (52, 5111503), (71, 3743636), (142, 1871818), (284, 935909), (923, 287972), (1846, 143986), (3692, 71993)]