39840493

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1229}}^1$

素因数の和:1668

約数の個数: 16

約数和(自身を含む): 49829760

約数和(自身を除く): 9989267

約数列:

[1, 7, 11, 77, 421, 1229, 2947, 4631, 8603, 13519, 32417, 94633, 517409, 3621863, 5691499, 39840493]

約数ペア:

[(1, 39840493), (7, 5691499), (11, 3621863), (77, 517409), (421, 94633), (1229, 32417), (2947, 13519), (4631, 8603)]