258172

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 24

約数和(自身を含む): 492800

約数和(自身を除く): 234628

約数列:

[1, 2, 4, 19, 38, 43, 76, 79, 86, 158, 172, 316, 817, 1501, 1634, 3002, 3268, 3397, 6004, 6794, 13588, 64543, 129086, 258172]

約数ペア:

[(1, 258172), (2, 129086), (4, 64543), (19, 13588), (38, 6794), (43, 6004), (76, 3397), (79, 3268), (86, 3002), (158, 1634), (172, 1501), (316, 817)]