128533690

素因数分解:

$2^1\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{12589}}^1$

素因数の和:13617

約数の個数: 16

約数和(自身を含む): 231605640

約数和(自身を除く): 103071950

約数列:

[1, 2, 5, 10, 1021, 2042, 5105, 10210, 12589, 25178, 62945, 125890, 12853369, 25706738, 64266845, 128533690]

約数ペア:

[(1, 128533690), (2, 64266845), (5, 25706738), (10, 12853369), (1021, 125890), (2042, 62945), (5105, 25178), (10210, 12589)]