72559963

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 90832896

約数和(自身を除く): 18272933

約数列:

[1, 7, 23, 43, 47, 161, 223, 301, 329, 989, 1081, 1561, 2021, 5129, 6923, 7567, 9589, 10481, 14147, 35903, 46483, 67123, 73367, 220547, 241063, 325381, 450683, 1543829, 1687441, 3154781, 10365709, 72559963]

約数ペア:

[(1, 72559963), (7, 10365709), (23, 3154781), (43, 1687441), (47, 1543829), (161, 450683), (223, 325381), (301, 241063), (329, 220547), (989, 73367), (1081, 67123), (1561, 46483), (2021, 35903), (5129, 14147), (6923, 10481), (7567, 9589)]