78954239

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 109626048

約数和(自身を除く): 30671809

約数列:

[1, 7, 13, 17, 23, 49, 91, 119, 161, 221, 299, 317, 391, 637, 833, 1127, 1547, 2093, 2219, 2737, 4121, 5083, 5389, 7291, 10829, 14651, 15533, 19159, 28847, 35581, 37723, 51037, 70057, 94783, 123947, 201929, 249067, 264061, 357259, 490399, 663481, 867629, 1611311, 3432793, 4644367, 6073403, 11279177, 78954239]

約数ペア:

[(1, 78954239), (7, 11279177), (13, 6073403), (17, 4644367), (23, 3432793), (49, 1611311), (91, 867629), (119, 663481), (161, 490399), (221, 357259), (299, 264061), (317, 249067), (391, 201929), (637, 123947), (833, 94783), (1127, 70057), (1547, 51037), (2093, 37723), (2219, 35581), (2737, 28847), (4121, 19159), (5083, 15533), (5389, 14651), (7291, 10829)]