205469145

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{652283}}^1$

素因数の和:652301

約数の個数: 24

約数和(自身を含む): 407025216

約数和(自身を除く): 201556071

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 652283, 1956849, 3261415, 4565981, 5870547, 9784245, 13697943, 22829905, 29352735, 41093829, 68489715, 205469145]

約数ペア:

[(1, 205469145), (3, 68489715), (5, 41093829), (7, 29352735), (9, 22829905), (15, 13697943), (21, 9784245), (35, 5870547), (45, 4565981), (63, 3261415), (105, 1956849), (315, 652283)]