61561455

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{178439}}^1$

素因数の和:178470

約数の個数: 16

約数和(自身を含む): 102781440

約数和(自身を除く): 41219985

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 178439, 535317, 892195, 2676585, 4104097, 12312291, 20520485, 61561455]

約数ペア:

[(1, 61561455), (3, 20520485), (5, 12312291), (15, 4104097), (23, 2676585), (69, 892195), (115, 535317), (345, 178439)]