42572205

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1193}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 80838576

約数和(自身を除く): 38266371

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 61, 65, 117, 183, 195, 305, 549, 585, 793, 915, 1193, 2379, 2745, 3579, 3965, 5965, 7137, 10737, 11895, 15509, 17895, 35685, 46527, 53685, 72773, 77545, 139581, 218319, 232635, 363865, 654957, 697905, 946049, 1091595, 2838147, 3274785, 4730245, 8514441, 14190735, 42572205]

約数ペア:

[(1, 42572205), (3, 14190735), (5, 8514441), (9, 4730245), (13, 3274785), (15, 2838147), (39, 1091595), (45, 946049), (61, 697905), (65, 654957), (117, 363865), (183, 232635), (195, 218319), (305, 139581), (549, 77545), (585, 72773), (793, 53685), (915, 46527), (1193, 35685), (2379, 17895), (2745, 15509), (3579, 11895), (3965, 10737), (5965, 7137)]