257863095

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{30319}}^1$

素因数の和:30346

約数の個数: 48

約数和(自身を含む): 529751040

約数和(自身を除く): 271887945

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 945, 1215, 1701, 2835, 8505, 30319, 90957, 151595, 212233, 272871, 454785, 636699, 818613, 1061165, 1364355, 1910097, 2455839, 3183495, 4093065, 5730291, 7367517, 9550485, 12279195, 17190873, 28651455, 36837585, 51572619, 85954365, 257863095]

約数ペア:

[(1, 257863095), (3, 85954365), (5, 51572619), (7, 36837585), (9, 28651455), (15, 17190873), (21, 12279195), (27, 9550485), (35, 7367517), (45, 5730291), (63, 4093065), (81, 3183495), (105, 2455839), (135, 1910097), (189, 1364355), (243, 1061165), (315, 818613), (405, 636699), (567, 454785), (945, 272871), (1215, 212233), (1701, 151595), (2835, 90957), (8505, 30319)]