20090826

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{503}}^1$

素因数の和:835

約数の個数: 48

約数和(自身を含む): 50004864

約数和(自身を除く): 29914038

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 317, 503, 634, 951, 1006, 1509, 1902, 2219, 2853, 3018, 3521, 4438, 4527, 5706, 6657, 7042, 9054, 10563, 13314, 19971, 21126, 31689, 39942, 63378, 159451, 318902, 478353, 956706, 1116157, 1435059, 2232314, 2870118, 3348471, 6696942, 10045413, 20090826]

約数ペア:

[(1, 20090826), (2, 10045413), (3, 6696942), (6, 3348471), (7, 2870118), (9, 2232314), (14, 1435059), (18, 1116157), (21, 956706), (42, 478353), (63, 318902), (126, 159451), (317, 63378), (503, 39942), (634, 31689), (951, 21126), (1006, 19971), (1509, 13314), (1902, 10563), (2219, 9054), (2853, 7042), (3018, 6657), (3521, 5706), (4438, 4527)]