207965931

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2417}}^1$

素因数の和:2515

約数の個数: 32

約数和(自身を含む): 306408960

約数和(自身を除く): 98443029

約数列:

[1, 3, 23, 29, 43, 69, 87, 129, 667, 989, 1247, 2001, 2417, 2967, 3741, 7251, 28681, 55591, 70093, 86043, 103931, 166773, 210279, 311793, 1612139, 2390413, 3013999, 4836417, 7171239, 9041997, 69321977, 207965931]

約数ペア:

[(1, 207965931), (3, 69321977), (23, 9041997), (29, 7171239), (43, 4836417), (69, 3013999), (87, 2390413), (129, 1612139), (667, 311793), (989, 210279), (1247, 166773), (2001, 103931), (2417, 86043), (2967, 70093), (3741, 55591), (7251, 28681)]