28132028

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{571}}^1$

素因数の和:797

約数の個数: 24

約数和(自身を含む): 50210160

約数和(自身を除く): 22078132

約数列:

[1, 2, 4, 109, 113, 218, 226, 436, 452, 571, 1142, 2284, 12317, 24634, 49268, 62239, 64523, 124478, 129046, 248956, 258092, 7033007, 14066014, 28132028]

約数ペア:

[(1, 28132028), (2, 14066014), (4, 7033007), (109, 258092), (113, 248956), (218, 129046), (226, 124478), (436, 64523), (452, 62239), (571, 49268), (1142, 24634), (2284, 12317)]