218030475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{223621}}^1$

素因数の和:223647

約数の個数: 24

約数和(自身を含む): 388207792

約数和(自身を除く): 170177317

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 223621, 670863, 1118105, 2907073, 3354315, 5590525, 8721219, 14535365, 16771575, 43606095, 72676825, 218030475]

約数ペア:

[(1, 218030475), (3, 72676825), (5, 43606095), (13, 16771575), (15, 14535365), (25, 8721219), (39, 5590525), (65, 3354315), (75, 2907073), (195, 1118105), (325, 670863), (975, 223621)]