8780145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 15482880

約数和(自身を除く): 6702735

約数列:

[1, 3, 5, 11, 15, 33, 55, 127, 165, 381, 419, 635, 1257, 1397, 1905, 2095, 4191, 4609, 6285, 6985, 13827, 20955, 23045, 53213, 69135, 159639, 266065, 585343, 798195, 1756029, 2926715, 8780145]

約数ペア:

[(1, 8780145), (3, 2926715), (5, 1756029), (11, 798195), (15, 585343), (33, 266065), (55, 159639), (127, 69135), (165, 53213), (381, 23045), (419, 20955), (635, 13827), (1257, 6985), (1397, 6285), (1905, 4609), (2095, 4191)]