129502492

素因数分解:

$2^2\times 7^2\times {\mathrm{660727}}^1$

素因数の和:660745

約数の個数: 18

約数和(自身を含む): 263630472

約数和(自身を除く): 134127980

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 660727, 1321454, 2642908, 4625089, 9250178, 18500356, 32375623, 64751246, 129502492]

約数ペア:

[(1, 129502492), (2, 64751246), (4, 32375623), (7, 18500356), (14, 9250178), (28, 4625089), (49, 2642908), (98, 1321454), (196, 660727)]