3187245

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 5598720

約数和(自身を除く): 2411475

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 431, 435, 493, 1293, 1479, 2155, 2465, 6465, 7327, 7395, 12499, 21981, 36635, 37497, 62495, 109905, 187485, 212483, 637449, 1062415, 3187245]

約数ペア:

[(1, 3187245), (3, 1062415), (5, 637449), (15, 212483), (17, 187485), (29, 109905), (51, 62495), (85, 37497), (87, 36635), (145, 21981), (255, 12499), (431, 7395), (435, 7327), (493, 6465), (1293, 2465), (1479, 2155)]