19729122399

素因数分解:

$3^3\times 7^2\times {\mathrm{14912413}}^1$

素因数の和:14912436

約数の個数: 24

約数和(自身を含む): 34000303920

約数和(自身を除く): 14271181521

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 14912413, 44737239, 104386891, 134211717, 313160673, 402635151, 730708237, 939482019, 2192124711, 2818446057, 6576374133, 19729122399]

約数ペア:

[(1, 19729122399), (3, 6576374133), (7, 2818446057), (9, 2192124711), (21, 939482019), (27, 730708237), (49, 402635151), (63, 313160673), (147, 134211717), (189, 104386891), (441, 44737239), (1323, 14912413)]