205989693

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{20393}}^1$

素因数の和:20453

約数の個数: 32

約数和(自身を含む): 347187456

約数和(自身を除く): 141197763

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 259, 273, 481, 777, 1443, 3367, 10101, 20393, 61179, 142751, 265109, 428253, 754541, 795327, 1855763, 2263623, 5281787, 5567289, 9809033, 15845361, 29427099, 68663231, 205989693]

約数ペア:

[(1, 205989693), (3, 68663231), (7, 29427099), (13, 15845361), (21, 9809033), (37, 5567289), (39, 5281787), (91, 2263623), (111, 1855763), (259, 795327), (273, 754541), (481, 428253), (777, 265109), (1443, 142751), (3367, 61179), (10101, 20393)]