260372959

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{1549}}^1$

素因数の和:1663

約数の個数: 32

約数和(自身を含む): 339264000

約数和(自身を除く): 78891041

約数列:

[1, 7, 11, 37, 59, 77, 259, 407, 413, 649, 1549, 2183, 2849, 4543, 10843, 15281, 17039, 24013, 57313, 91391, 119273, 168091, 401191, 630443, 639737, 1005301, 3381467, 4413101, 7037107, 23670269, 37196137, 260372959]

約数ペア:

[(1, 260372959), (7, 37196137), (11, 23670269), (37, 7037107), (59, 4413101), (77, 3381467), (259, 1005301), (407, 639737), (413, 630443), (649, 401191), (1549, 168091), (2183, 119273), (2849, 91391), (4543, 57313), (10843, 24013), (15281, 17039)]