1971293575

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{397}}^1\times {\mathrm{2393}}^1$

素因数の和:2883

約数の個数: 24

約数和(自身を含む): 2481122448

約数和(自身を除く): 509828873

約数列:

[1, 5, 25, 83, 397, 415, 1985, 2075, 2393, 9925, 11965, 32951, 59825, 164755, 198619, 823775, 950021, 993095, 4750105, 4965475, 23750525, 78851743, 394258715, 1971293575]

約数ペア:

[(1, 1971293575), (5, 394258715), (25, 78851743), (83, 23750525), (397, 4965475), (415, 4750105), (1985, 993095), (2075, 950021), (2393, 823775), (9925, 198619), (11965, 164755), (32951, 59825)]