81187509

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{56263}}^1$

素因数の和:56316

約数の個数: 16

約数和(自身を含む): 119729792

約数和(自身を除く): 38542283

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 56263, 168789, 731419, 2081731, 2194257, 6245193, 27062503, 81187509]

約数ペア:

[(1, 81187509), (3, 27062503), (13, 6245193), (37, 2194257), (39, 2081731), (111, 731419), (481, 168789), (1443, 56263)]