28975107

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 45964800

約数和(自身を除く): 16989693

約数列:

[1, 3, 7, 21, 37, 89, 111, 259, 267, 419, 623, 777, 1257, 1869, 2933, 3293, 8799, 9879, 15503, 23051, 37291, 46509, 69153, 108521, 111873, 261037, 325563, 783111, 1379767, 4139301, 9658369, 28975107]

約数ペア:

[(1, 28975107), (3, 9658369), (7, 4139301), (21, 1379767), (37, 783111), (89, 325563), (111, 261037), (259, 111873), (267, 108521), (419, 69153), (623, 46509), (777, 37291), (1257, 23051), (1869, 15503), (2933, 9879), (3293, 8799)]