47143803

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 73615360

約数和(自身を除く): 26471557

約数列:

[1, 3, 7, 21, 79, 157, 181, 237, 471, 543, 553, 1099, 1267, 1659, 3297, 3801, 12403, 14299, 28417, 37209, 42897, 85251, 86821, 100093, 198919, 260463, 300279, 596757, 2244943, 6734829, 15714601, 47143803]

約数ペア:

[(1, 47143803), (3, 15714601), (7, 6734829), (21, 2244943), (79, 596757), (157, 300279), (181, 260463), (237, 198919), (471, 100093), (543, 86821), (553, 85251), (1099, 42897), (1267, 37209), (1659, 28417), (3297, 14299), (3801, 12403)]