78849604

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{68209}}^1$

素因数の和:68247

約数の個数: 18

約数和(自身を含む): 146583290

約数和(自身を除く): 67733686

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 68209, 136418, 272836, 1159553, 2319106, 4638212, 19712401, 39424802, 78849604]

約数ペア:

[(1, 78849604), (2, 39424802), (4, 19712401), (17, 4638212), (34, 2319106), (68, 1159553), (289, 272836), (578, 136418), (1156, 68209)]