15977355

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 26342400

約数和(自身を除く): 10365045

約数列:

[1, 3, 5, 15, 79, 97, 139, 237, 291, 395, 417, 485, 695, 1185, 1455, 2085, 7663, 10981, 13483, 22989, 32943, 38315, 40449, 54905, 67415, 114945, 164715, 202245, 1065157, 3195471, 5325785, 15977355]

約数ペア:

[(1, 15977355), (3, 5325785), (5, 3195471), (15, 1065157), (79, 202245), (97, 164715), (139, 114945), (237, 67415), (291, 54905), (395, 40449), (417, 38315), (485, 32943), (695, 22989), (1185, 13483), (1455, 10981), (2085, 7663)]