2505885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 4396032

約数和(自身を除く): 1890147

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 317, 465, 527, 951, 1581, 1585, 2635, 4755, 5389, 7905, 9827, 16167, 26945, 29481, 49135, 80835, 147405, 167059, 501177, 835295, 2505885]

約数ペア:

[(1, 2505885), (3, 835295), (5, 501177), (15, 167059), (17, 147405), (31, 80835), (51, 49135), (85, 29481), (93, 26945), (155, 16167), (255, 9827), (317, 7905), (465, 5389), (527, 4755), (951, 2635), (1581, 1585)]