2019668735

素因数分解:

$5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{509}}^1\times {\mathrm{1553}}^1$

素因数の和:2147

約数の個数: 32

約数和(自身を含む): 2815102080

約数和(自身を除く): 795433345

約数列:

[1, 5, 7, 35, 73, 365, 509, 511, 1553, 2545, 2555, 3563, 7765, 10871, 17815, 37157, 54355, 113369, 185785, 260099, 566845, 790477, 793583, 1300495, 3952385, 3967915, 5533339, 27666695, 57704821, 288524105, 403933747, 2019668735]

約数ペア:

[(1, 2019668735), (5, 403933747), (7, 288524105), (35, 57704821), (73, 27666695), (365, 5533339), (509, 3967915), (511, 3952385), (1553, 1300495), (2545, 793583), (2555, 790477), (3563, 566845), (7765, 260099), (10871, 185785), (17815, 113369), (37157, 54355)]