17952813

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 27878400

約数和(自身を除く): 9925587

約数列:

[1, 3, 9, 27, 31, 89, 93, 241, 267, 279, 723, 801, 837, 2169, 2403, 2759, 6507, 7471, 8277, 21449, 22413, 24831, 64347, 67239, 74493, 193041, 201717, 579123, 664919, 1994757, 5984271, 17952813]

約数ペア:

[(1, 17952813), (3, 5984271), (9, 1994757), (27, 664919), (31, 579123), (89, 201717), (93, 193041), (241, 74493), (267, 67239), (279, 64347), (723, 24831), (801, 22413), (837, 21449), (2169, 8277), (2403, 7471), (2759, 6507)]