78958268

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{167}}^1\times {\mathrm{409}}^1$

素因数の和:614

約数の個数: 36

約数和(自身を含む): 148023120

約数和(自身を除く): 69064852

約数列:

[1, 2, 4, 17, 34, 68, 167, 289, 334, 409, 578, 668, 818, 1156, 1636, 2839, 5678, 6953, 11356, 13906, 27812, 48263, 68303, 96526, 118201, 136606, 193052, 236402, 273212, 472804, 1161151, 2322302, 4644604, 19739567, 39479134, 78958268]

約数ペア:

[(1, 78958268), (2, 39479134), (4, 19739567), (17, 4644604), (34, 2322302), (68, 1161151), (167, 472804), (289, 273212), (334, 236402), (409, 193052), (578, 136606), (668, 118201), (818, 96526), (1156, 68303), (1636, 48263), (2839, 27812), (5678, 13906), (6953, 11356)]