1994639815

素因数分解:

$5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{2087}}^1$

素因数の和:2236

約数の個数: 48

約数和(自身を含む): 2879235072

約数和(自身を除く): 884595257

約数列:

[1, 5, 7, 35, 47, 49, 83, 235, 245, 329, 415, 581, 1645, 2087, 2303, 2905, 3901, 4067, 10435, 11515, 14609, 19505, 20335, 27307, 73045, 98089, 102263, 136535, 173221, 191149, 490445, 511315, 686623, 866105, 955745, 1212547, 3433115, 4806361, 6062735, 8141387, 8487829, 24031805, 40706935, 42439145, 56989709, 284948545, 398927963, 1994639815]

約数ペア:

[(1, 1994639815), (5, 398927963), (7, 284948545), (35, 56989709), (47, 42439145), (49, 40706935), (83, 24031805), (235, 8487829), (245, 8141387), (329, 6062735), (415, 4806361), (581, 3433115), (1645, 1212547), (2087, 955745), (2303, 866105), (2905, 686623), (3901, 511315), (4067, 490445), (10435, 191149), (11515, 173221), (14609, 136535), (19505, 102263), (20335, 98089), (27307, 73045)]