38803921

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:265

約数の個数: 24

約数和(自身を含む): 44798400

約数和(自身を除く): 5994479

約数列:

[1, 13, 23, 67, 149, 169, 299, 871, 1541, 1937, 3427, 3887, 9983, 11323, 20033, 25181, 44551, 129779, 229609, 260429, 579163, 1687127, 2984917, 38803921]

約数ペア:

[(1, 38803921), (13, 2984917), (23, 1687127), (67, 579163), (149, 260429), (169, 229609), (299, 129779), (871, 44551), (1541, 25181), (1937, 20033), (3427, 11323), (3887, 9983)]