259431445

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{5231}}^1$

素因数の和:5365

約数の個数: 32

約数和(自身を含む): 386749440

約数和(自身を除く): 127317995

約数列:

[1, 5, 7, 13, 35, 65, 91, 109, 455, 545, 763, 1417, 3815, 5231, 7085, 9919, 26155, 36617, 49595, 68003, 183085, 340015, 476021, 570179, 2380105, 2850895, 3991253, 7412327, 19956265, 37061635, 51886289, 259431445]

約数ペア:

[(1, 259431445), (5, 51886289), (7, 37061635), (13, 19956265), (35, 7412327), (65, 3991253), (91, 2850895), (109, 2380105), (455, 570179), (545, 476021), (763, 340015), (1417, 183085), (3815, 68003), (5231, 49595), (7085, 36617), (9919, 26155)]