221155441

素因数分解:

${\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{1609}}^1$

素因数の和:1828

約数の個数: 16

約数和(自身を含む): 242981200

約数和(自身を除く): 21825759

約数列:

[1, 13, 97, 109, 1261, 1417, 1609, 10573, 20917, 137449, 156073, 175381, 2028949, 2279953, 17011957, 221155441]

約数ペア:

[(1, 221155441), (13, 17011957), (97, 2279953), (109, 2028949), (1261, 175381), (1417, 156073), (1609, 137449), (10573, 20917)]