129433892

素因数分解:

$2^2\times 7^2\times {\mathrm{660377}}^1$

素因数の和:660395

約数の個数: 18

約数和(自身を含む): 263490822

約数和(自身を除く): 134056930

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 660377, 1320754, 2641508, 4622639, 9245278, 18490556, 32358473, 64716946, 129433892]

約数ペア:

[(1, 129433892), (2, 64716946), (4, 32358473), (7, 18490556), (14, 9245278), (28, 4622639), (49, 2641508), (98, 1320754), (196, 660377)]