66568481

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 83543040

約数和(自身を除く): 16974559

約数列:

[1, 7, 17, 73, 79, 97, 119, 511, 553, 679, 1241, 1343, 1649, 5767, 7081, 7663, 8687, 9401, 11543, 40369, 49567, 53641, 98039, 120377, 130271, 559399, 686273, 842639, 911897, 3915793, 9509783, 66568481]

約数ペア:

[(1, 66568481), (7, 9509783), (17, 3915793), (73, 911897), (79, 842639), (97, 686273), (119, 559399), (511, 130271), (553, 120377), (679, 98039), (1241, 53641), (1343, 49567), (1649, 40369), (5767, 11543), (7081, 9401), (7663, 8687)]