78542607

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{821}}^1$

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 123734016

約数和(自身を除く): 45191409

約数列:

[1, 3, 11, 13, 33, 39, 143, 223, 429, 669, 821, 2453, 2463, 2899, 7359, 8697, 9031, 10673, 27093, 31889, 32019, 95667, 117403, 183083, 352209, 549249, 2013913, 2380079, 6041739, 7140237, 26180869, 78542607]

約数ペア:

[(1, 78542607), (3, 26180869), (11, 7140237), (13, 6041739), (33, 2380079), (39, 2013913), (143, 549249), (223, 352209), (429, 183083), (669, 117403), (821, 95667), (2453, 32019), (2463, 31889), (2899, 27093), (7359, 10673), (8697, 9031)]