123518655

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70381}}^1$

素因数の和:70408

約数の個数: 32

約数和(自身を含む): 236483520

約数和(自身を除く): 112964865

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 70381, 211143, 351905, 633429, 914953, 1055715, 1900287, 2744859, 3167145, 4574765, 8234577, 9501435, 13724295, 24703731, 41172885, 123518655]

約数ペア:

[(1, 123518655), (3, 41172885), (5, 24703731), (9, 13724295), (13, 9501435), (15, 8234577), (27, 4574765), (39, 3167145), (45, 2744859), (65, 1900287), (117, 1055715), (135, 914953), (195, 633429), (351, 351905), (585, 211143), (1755, 70381)]