931023

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 1437696

約数和(自身を除く): 506673

約数列:

[1, 3, 9, 31, 47, 71, 93, 141, 213, 279, 423, 639, 1457, 2201, 3337, 4371, 6603, 10011, 13113, 19809, 30033, 103447, 310341, 931023]

約数ペア:

[(1, 931023), (3, 310341), (9, 103447), (31, 30033), (47, 19809), (71, 13113), (93, 10011), (141, 6603), (213, 4371), (279, 3337), (423, 2201), (639, 1457)]