219727519

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{8719}}^1$

素因数の和:8838

約数の個数: 16

約数和(自身を含む): 251136000

約数和(自身を除く): 31408481

約数列:

[1, 11, 29, 79, 319, 869, 2291, 8719, 25201, 95909, 252851, 688801, 2781361, 7576811, 19975229, 219727519]

約数ペア:

[(1, 219727519), (11, 19975229), (29, 7576811), (79, 2781361), (319, 688801), (869, 252851), (2291, 95909), (8719, 25201)]