18163665

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 34529040

約数和(自身を除く): 16365375

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 61, 65, 117, 183, 195, 305, 509, 549, 585, 793, 915, 1527, 2379, 2545, 2745, 3965, 4581, 6617, 7137, 7635, 11895, 19851, 22905, 31049, 33085, 35685, 59553, 93147, 99255, 155245, 279441, 297765, 403637, 465735, 1210911, 1397205, 2018185, 3632733, 6054555, 18163665]

約数ペア:

[(1, 18163665), (3, 6054555), (5, 3632733), (9, 2018185), (13, 1397205), (15, 1210911), (39, 465735), (45, 403637), (61, 297765), (65, 279441), (117, 155245), (183, 99255), (195, 93147), (305, 59553), (509, 35685), (549, 33085), (585, 31049), (793, 22905), (915, 19851), (1527, 11895), (2379, 7635), (2545, 7137), (2745, 6617), (3965, 4581)]