31869370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{245149}}^1$

素因数の和:245169

約数の個数: 16

約数和(自身を含む): 61777800

約数和(自身を除く): 29908430

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 245149, 490298, 1225745, 2451490, 3186937, 6373874, 15934685, 31869370]

約数ペア:

[(1, 31869370), (2, 15934685), (5, 6373874), (10, 3186937), (13, 2451490), (26, 1225745), (65, 490298), (130, 245149)]