28506051

素因数分解:

$3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1367}}^1$

素因数の和:1711

約数の個数: 24

約数和(自身を含む): 47234304

約数和(自身を除く): 18728253

約数列:

[1, 3, 7, 9, 21, 63, 331, 993, 1367, 2317, 2979, 4101, 6951, 9569, 12303, 20853, 28707, 86121, 452477, 1357431, 3167339, 4072293, 9502017, 28506051]

約数ペア:

[(1, 28506051), (3, 9502017), (7, 4072293), (9, 3167339), (21, 1357431), (63, 452477), (331, 86121), (993, 28707), (1367, 20853), (2317, 12303), (2979, 9569), (4101, 6951)]