66039764

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{138739}}^1$

素因数の和:138767

約数の個数: 24

約数和(自身を含む): 139849920

約数和(自身を除く): 73810156

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 138739, 277478, 554956, 971173, 1942346, 2358563, 3884692, 4717126, 9434252, 16509941, 33019882, 66039764]

約数ペア:

[(1, 66039764), (2, 33019882), (4, 16509941), (7, 9434252), (14, 4717126), (17, 3884692), (28, 2358563), (34, 1942346), (68, 971173), (119, 554956), (238, 277478), (476, 138739)]