17700995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 24639552

約数和(自身を除く): 6938557

約数列:

[1, 5, 13, 17, 65, 83, 85, 193, 221, 415, 965, 1079, 1105, 1411, 2509, 3281, 5395, 7055, 12545, 16019, 16405, 18343, 42653, 80095, 91715, 208247, 213265, 272323, 1041235, 1361615, 3540199, 17700995]

約数ペア:

[(1, 17700995), (5, 3540199), (13, 1361615), (17, 1041235), (65, 272323), (83, 213265), (85, 208247), (193, 91715), (221, 80095), (415, 42653), (965, 18343), (1079, 16405), (1105, 16019), (1411, 12545), (2509, 7055), (3281, 5395)]