40591431

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1993}}^1$

素因数の和:2103

約数の個数: 24

約数和(自身を含む): 61383296

約数和(自身を除く): 20791865

約数列:

[1, 3, 9, 31, 73, 93, 219, 279, 657, 1993, 2263, 5979, 6789, 17937, 20367, 61783, 145489, 185349, 436467, 556047, 1309401, 4510159, 13530477, 40591431]

約数ペア:

[(1, 40591431), (3, 13530477), (9, 4510159), (31, 1309401), (73, 556047), (93, 436467), (219, 185349), (279, 145489), (657, 61783), (1993, 20367), (2263, 17937), (5979, 6789)]