39719215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13487}}^1$

素因数の和:13542

約数の個数: 16

約数和(自身を含む): 51793920

約数和(自身を除く): 12074705

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 13487, 67435, 256253, 418097, 1281265, 2090485, 7943843, 39719215]

約数ペア:

[(1, 39719215), (5, 7943843), (19, 2090485), (31, 1281265), (95, 418097), (155, 256253), (589, 67435), (2945, 13487)]