28254268

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{757}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 59766784

約数和(自身を除く): 31512516

約数列:

[1, 2, 4, 7, 14, 28, 31, 43, 62, 86, 124, 172, 217, 301, 434, 602, 757, 868, 1204, 1333, 1514, 2666, 3028, 5299, 5332, 9331, 10598, 18662, 21196, 23467, 32551, 37324, 46934, 65102, 93868, 130204, 164269, 227857, 328538, 455714, 657076, 911428, 1009081, 2018162, 4036324, 7063567, 14127134, 28254268]

約数ペア:

[(1, 28254268), (2, 14127134), (4, 7063567), (7, 4036324), (14, 2018162), (28, 1009081), (31, 911428), (43, 657076), (62, 455714), (86, 328538), (124, 227857), (172, 164269), (217, 130204), (301, 93868), (434, 65102), (602, 46934), (757, 37324), (868, 32551), (1204, 23467), (1333, 21196), (1514, 18662), (2666, 10598), (3028, 9331), (5299, 5332)]