128672882

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{617}}^2$

素因数の和:1262

約数の個数: 18

約数和(自身を含む): 209337543

約数和(自身を除く): 80664661

約数列:

[1, 2, 13, 26, 169, 338, 617, 1234, 8021, 16042, 104273, 208546, 380689, 761378, 4948957, 9897914, 64336441, 128672882]

約数ペア:

[(1, 128672882), (2, 64336441), (13, 9897914), (26, 4948957), (169, 761378), (338, 380689), (617, 208546), (1234, 104273), (8021, 16042)]