28168609

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{3533}}^1$

素因数の和:3624

約数の個数: 16

約数和(自身を含む): 34604928

約数和(自身を除く): 6436319

約数列:

[1, 7, 17, 67, 119, 469, 1139, 3533, 7973, 24731, 60061, 236711, 420427, 1656977, 4024087, 28168609]

約数ペア:

[(1, 28168609), (7, 4024087), (17, 1656977), (67, 420427), (119, 236711), (469, 60061), (1139, 24731), (3533, 7973)]