27972531

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7949}}^1$

素因数の和:7995

約数の個数: 24

約数和(自身を含む): 44647200

約数和(自身を除く): 16674669

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 7949, 23847, 71541, 135133, 182827, 405399, 548481, 1216197, 1645443, 3108059, 9324177, 27972531]

約数ペア:

[(1, 27972531), (3, 9324177), (9, 3108059), (17, 1645443), (23, 1216197), (51, 548481), (69, 405399), (153, 182827), (207, 135133), (391, 71541), (1173, 23847), (3519, 7949)]