17138247

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42953}}^1$

素因数の和:42982

約数の個数: 16

約数和(自身を含む): 27490560

約数和(自身を除く): 10352313

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 42953, 128859, 300671, 816107, 902013, 2448321, 5712749, 17138247]

約数ペア:

[(1, 17138247), (3, 5712749), (7, 2448321), (19, 902013), (21, 816107), (57, 300671), (133, 128859), (399, 42953)]