28153433

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{773}}^1$

素因数の和:845

約数の個数: 24

約数和(自身を含む): 36235584

約数和(自身を除く): 8082151

約数列:

[1, 7, 11, 43, 77, 121, 301, 473, 773, 847, 3311, 5203, 5411, 8503, 33239, 36421, 59521, 93533, 232673, 365629, 654731, 2559403, 4021919, 28153433]

約数ペア:

[(1, 28153433), (7, 4021919), (11, 2559403), (43, 654731), (77, 365629), (121, 232673), (301, 93533), (473, 59521), (773, 36421), (847, 33239), (3311, 8503), (5203, 5411)]