1279393604

素因数分解:

$2^2\times {\mathrm{109}}^2\times {\mathrm{26921}}^1$

素因数の和:27143

約数の個数: 18

約数和(自身を含む): 2259751914

約数和(自身を除く): 980358310

約数列:

[1, 2, 4, 109, 218, 436, 11881, 23762, 26921, 47524, 53842, 107684, 2934389, 5868778, 11737556, 319848401, 639696802, 1279393604]

約数ペア:

[(1, 1279393604), (2, 639696802), (4, 319848401), (109, 11737556), (218, 5868778), (436, 2934389), (11881, 107684), (23762, 53842), (26921, 47524)]