64380795

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1031}}^1$

素因数の和:1243

約数の個数: 32

約数和(自身を含む): 108186624

約数和(自身を除く): 43805829

約数列:

[1, 3, 5, 15, 23, 69, 115, 181, 345, 543, 905, 1031, 2715, 3093, 4163, 5155, 12489, 15465, 20815, 23713, 62445, 71139, 118565, 186611, 355695, 559833, 933055, 2799165, 4292053, 12876159, 21460265, 64380795]

約数ペア:

[(1, 64380795), (3, 21460265), (5, 12876159), (15, 4292053), (23, 2799165), (69, 933055), (115, 559833), (181, 355695), (345, 186611), (543, 118565), (905, 71139), (1031, 62445), (2715, 23713), (3093, 20815), (4163, 15465), (5155, 12489)]