1320994979

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:743

約数の個数: 32

約数和(自身を含む): 1499601600

約数和(自身を除く): 178606621

約数列:

[1, 17, 29, 37, 139, 493, 521, 629, 1073, 2363, 4031, 5143, 8857, 15109, 18241, 19277, 68527, 72419, 87431, 149147, 256853, 327709, 559033, 1231123, 2100151, 2535499, 2679503, 9503561, 35702567, 45551551, 77705587, 1320994979]

約数ペア:

[(1, 1320994979), (17, 77705587), (29, 45551551), (37, 35702567), (139, 9503561), (493, 2679503), (521, 2535499), (629, 2100151), (1073, 1231123), (2363, 559033), (4031, 327709), (5143, 256853), (8857, 149147), (15109, 87431), (18241, 72419), (19277, 68527)]