72990593

素因数分解:

${\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 83601720

約数和(自身を除く): 10611127

約数列:

[1, 13, 29, 53, 169, 281, 377, 689, 1537, 3653, 4901, 8149, 8957, 14893, 19981, 47489, 105937, 193609, 259753, 431897, 1377181, 2516917, 5614661, 72990593]

約数ペア:

[(1, 72990593), (13, 5614661), (29, 2516917), (53, 1377181), (169, 431897), (281, 259753), (377, 193609), (689, 105937), (1537, 47489), (3653, 19981), (4901, 14893), (8149, 8957)]