2161372465

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2129431}}^1$

素因数の和:2129472

約数の個数: 16

約数和(自身を含む): 3066382080

約数和(自身を除く): 905009615

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 2129431, 10647155, 14906017, 61753499, 74530085, 308767495, 432274493, 2161372465]

約数ペア:

[(1, 2161372465), (5, 432274493), (7, 308767495), (29, 74530085), (35, 61753499), (145, 14906017), (203, 10647155), (1015, 2129431)]