78439802

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19387}}^1$

素因数の和:19430

約数の個数: 24

約数和(自身を含む): 142850784

約数和(自身を除く): 64410982

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 289, 578, 2023, 4046, 19387, 38774, 135709, 271418, 329579, 659158, 2307053, 4614106, 5602843, 11205686, 39219901, 78439802]

約数ペア:

[(1, 78439802), (2, 39219901), (7, 11205686), (14, 5602843), (17, 4614106), (34, 2307053), (119, 659158), (238, 329579), (289, 271418), (578, 135709), (2023, 38774), (4046, 19387)]