129402532

素因数分解:

$2^2\times 7^2\times {\mathrm{660217}}^1$

素因数の和:660235

約数の個数: 18

約数和(自身を含む): 263426982

約数和(自身を除く): 134024450

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 660217, 1320434, 2640868, 4621519, 9243038, 18486076, 32350633, 64701266, 129402532]

約数ペア:

[(1, 129402532), (2, 64701266), (4, 32350633), (7, 18486076), (14, 9243038), (28, 4621519), (49, 2640868), (98, 1320434), (196, 660217)]