289320399

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{21247}}^1$

素因数の和:21359

約数の個数: 24

約数和(自身を含む): 447482880

約数和(自身を除く): 158162481

約数列:

[1, 3, 9, 17, 51, 89, 153, 267, 801, 1513, 4539, 13617, 21247, 63741, 191223, 361199, 1083597, 1890983, 3250791, 5672949, 17018847, 32146711, 96440133, 289320399]

約数ペア:

[(1, 289320399), (3, 96440133), (9, 32146711), (17, 17018847), (51, 5672949), (89, 3250791), (153, 1890983), (267, 1083597), (801, 361199), (1513, 191223), (4539, 63741), (13617, 21247)]