13975507

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 18547200

約数和(自身を除く): 4571693

約数列:

[1, 7, 13, 19, 59, 91, 133, 137, 247, 413, 767, 959, 1121, 1729, 1781, 2603, 5369, 7847, 8083, 12467, 14573, 18221, 33839, 56581, 102011, 105079, 153577, 236873, 735553, 1075039, 1996501, 13975507]

約数ペア:

[(1, 13975507), (7, 1996501), (13, 1075039), (19, 735553), (59, 236873), (91, 153577), (133, 105079), (137, 102011), (247, 56581), (413, 33839), (767, 18221), (959, 14573), (1121, 12467), (1729, 8083), (1781, 7847), (2603, 5369)]