78237999

素因数分解:

$3^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{5153}}^1$

素因数の和:5407

約数の個数: 24

約数和(自身を含む): 129715872

約数和(自身を除く): 51477873

約数列:

[1, 3, 7, 9, 21, 63, 241, 723, 1687, 2169, 5061, 5153, 15183, 15459, 36071, 46377, 108213, 324639, 1241873, 3725619, 8693111, 11176857, 26079333, 78237999]

約数ペア:

[(1, 78237999), (3, 26079333), (7, 11176857), (9, 8693111), (21, 3725619), (63, 1241873), (241, 324639), (723, 108213), (1687, 46377), (2169, 36071), (5061, 15459), (5153, 15183)]