61521759

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30931}}^1$

素因数の和:30967

約数の個数: 24

約数和(自身を含む): 101333232

約数和(自身を除く): 39811473

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 30931, 92793, 278379, 402103, 525827, 1206309, 1577481, 3618927, 4732443, 6835751, 20507253, 61521759]

約数ペア:

[(1, 61521759), (3, 20507253), (9, 6835751), (13, 4732443), (17, 3618927), (39, 1577481), (51, 1206309), (117, 525827), (153, 402103), (221, 278379), (663, 92793), (1989, 30931)]