220122721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{27179}}^1$

素因数の和:27288

約数の個数: 16

約数和(自身を含む): 273974400

約数和(自身を除く): 53851679

約数列:

[1, 7, 13, 89, 91, 623, 1157, 8099, 27179, 190253, 353327, 2418931, 2473289, 16932517, 31446103, 220122721]

約数ペア:

[(1, 220122721), (7, 31446103), (13, 16932517), (89, 2473289), (91, 2418931), (623, 353327), (1157, 190253), (8099, 27179)]