258300000021

素因数分解:

$3^1\times 7^1\times {\mathrm{12300000001}}^1$

素因数の和:12300000011

約数の個数: 8

約数和(自身を含む): 393600000064

約数和(自身を除く): 135300000043

約数列:

[1, 3, 7, 21, 12300000001, 36900000003, 86100000007, 258300000021]

約数ペア:

[(1, 258300000021), (3, 86100000007), (7, 36900000003), (21, 12300000001)]