26878089

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 42197760

約数和(自身を除く): 15319671

約数列:

[1, 3, 7, 21, 73, 89, 197, 219, 267, 511, 591, 623, 1379, 1533, 1869, 4137, 6497, 14381, 17533, 19491, 43143, 45479, 52599, 100667, 122731, 136437, 302001, 368193, 1279909, 3839727, 8959363, 26878089]

約数ペア:

[(1, 26878089), (3, 8959363), (7, 3839727), (21, 1279909), (73, 368193), (89, 302001), (197, 136437), (219, 122731), (267, 100667), (511, 52599), (591, 45479), (623, 43143), (1379, 19491), (1533, 17533), (1869, 14381), (4137, 6497)]