31998165

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4327}}^1$

素因数の和:4381

約数の個数: 32

約数和(自身を含む): 56090880

約数和(自身を除く): 24092715

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 4327, 7395, 12981, 21635, 64905, 73559, 125483, 220677, 367795, 376449, 627415, 1103385, 1882245, 2133211, 6399633, 10666055, 31998165]

約数ペア:

[(1, 31998165), (3, 10666055), (5, 6399633), (15, 2133211), (17, 1882245), (29, 1103385), (51, 627415), (85, 376449), (87, 367795), (145, 220677), (255, 125483), (435, 73559), (493, 64905), (1479, 21635), (2465, 12981), (4327, 7395)]