858709617

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 1258141248

約数和(自身を除く): 399431631

約数列:

[1, 3, 19, 41, 57, 83, 123, 233, 249, 361, 699, 779, 1083, 1577, 2337, 3403, 4427, 4731, 9553, 10209, 13281, 14801, 19339, 28659, 29963, 44403, 58017, 64657, 84113, 89889, 181507, 193971, 252339, 367441, 544521, 792899, 1102323, 1228483, 2378697, 3448633, 3685449, 6981379, 10345899, 15065081, 20944137, 45195243, 286236539, 858709617]

約数ペア:

[(1, 858709617), (3, 286236539), (19, 45195243), (41, 20944137), (57, 15065081), (83, 10345899), (123, 6981379), (233, 3685449), (249, 3448633), (361, 2378697), (699, 1228483), (779, 1102323), (1083, 792899), (1577, 544521), (2337, 367441), (3403, 252339), (4427, 193971), (4731, 181507), (9553, 89889), (10209, 84113), (13281, 64657), (14801, 58017), (19339, 44403), (28659, 29963)]