1238419

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:490

約数の個数: 16

約数和(自身を含む): 1576960

約数和(自身を除く): 338541

約数列:

[1, 7, 13, 31, 91, 217, 403, 439, 2821, 3073, 5707, 13609, 39949, 95263, 176917, 1238419]

約数ペア:

[(1, 1238419), (7, 176917), (13, 95263), (31, 39949), (91, 13609), (217, 5707), (403, 3073), (439, 2821)]