13437819

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{7213}}^1$

素因数の和:7248

約数の個数: 20

約数和(自身を含む): 20949456

約数和(自身を除く): 7511637

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 7213, 21639, 64917, 165899, 194751, 497697, 584253, 1493091, 4479273, 13437819]

約数ペア:

[(1, 13437819), (3, 4479273), (9, 1493091), (23, 584253), (27, 497697), (69, 194751), (81, 165899), (207, 64917), (621, 21639), (1863, 7213)]