1291361395

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{101963}}^1$

素因数の和:102134

約数の個数: 16

約数和(自身を含む): 1651816800

約数和(自身を除く): 360455405

約数列:

[1, 5, 17, 85, 149, 745, 2533, 12665, 101963, 509815, 1733371, 8666855, 15192487, 75962435, 258272279, 1291361395]

約数ペア:

[(1, 1291361395), (5, 258272279), (17, 75962435), (85, 15192487), (149, 8666855), (745, 1733371), (2533, 509815), (12665, 101963)]