1230721185

素因数分解:

$3^1\times 5^1\times {\mathrm{5237}}^1\times {\mathrm{15667}}^1$

素因数の和:20912

約数の個数: 16

約数和(自身を含む): 1969655616

約数和(自身を除く): 738934431

約数列:

[1, 3, 5, 15, 5237, 15667, 15711, 26185, 47001, 78335, 78555, 235005, 82048079, 246144237, 410240395, 1230721185]

約数ペア:

[(1, 1230721185), (3, 410240395), (5, 246144237), (15, 82048079), (5237, 235005), (15667, 78555), (15711, 78335), (26185, 47001)]