198473471

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 237129120

約数和(自身を除く): 38655649

約数列:

[1, 7, 49, 71, 89, 497, 623, 641, 3479, 4361, 4487, 6319, 31409, 44233, 45511, 57049, 309631, 318577, 399343, 2230039, 2795401, 4050479, 28353353, 198473471]

約数ペア:

[(1, 198473471), (7, 28353353), (49, 4050479), (71, 2795401), (89, 2230039), (497, 399343), (623, 318577), (641, 309631), (3479, 57049), (4361, 45511), (4487, 44233), (6319, 31409)]