45172519

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{19979}}^1$

素因数の和:20022

約数の個数: 16

約数和(自身を含む): 57542400

約数和(自身を除く): 12369881

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 19979, 139853, 339643, 379601, 2377501, 2657207, 6453217, 45172519]

約数ペア:

[(1, 45172519), (7, 6453217), (17, 2657207), (19, 2377501), (119, 379601), (133, 339643), (323, 139853), (2261, 19979)]