30491955

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1109}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 58181760

約数和(自身を除く): 27689805

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 47, 65, 117, 141, 195, 235, 423, 585, 611, 705, 1109, 1833, 2115, 3055, 3327, 5499, 5545, 9165, 9981, 14417, 16635, 27495, 43251, 49905, 52123, 72085, 129753, 156369, 216255, 260615, 469107, 648765, 677599, 781845, 2032797, 2345535, 3387995, 6098391, 10163985, 30491955]

約数ペア:

[(1, 30491955), (3, 10163985), (5, 6098391), (9, 3387995), (13, 2345535), (15, 2032797), (39, 781845), (45, 677599), (47, 648765), (65, 469107), (117, 260615), (141, 216255), (195, 156369), (235, 129753), (423, 72085), (585, 52123), (611, 49905), (705, 43251), (1109, 27495), (1833, 16635), (2115, 14417), (3055, 9981), (3327, 9165), (5499, 5545)]