9977555

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 14878080

約数和(自身を除く): 4900525

約数列:

[1, 5, 7, 17, 35, 41, 85, 119, 205, 287, 409, 595, 697, 1435, 2045, 2863, 3485, 4879, 6953, 14315, 16769, 24395, 34765, 48671, 83845, 117383, 243355, 285073, 586915, 1425365, 1995511, 9977555]

約数ペア:

[(1, 9977555), (5, 1995511), (7, 1425365), (17, 586915), (35, 285073), (41, 243355), (85, 117383), (119, 83845), (205, 48671), (287, 34765), (409, 24395), (595, 16769), (697, 14315), (1435, 6953), (2045, 4879), (2863, 3485)]