78121358

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{5381}}^1$

素因数の和:5468

約数の個数: 32

約数和(自身を含む): 144151488

約数和(自身を除く): 66030130

約数列:

[1, 2, 7, 14, 17, 34, 61, 119, 122, 238, 427, 854, 1037, 2074, 5381, 7259, 10762, 14518, 37667, 75334, 91477, 182954, 328241, 640339, 656482, 1280678, 2297687, 4595374, 5580097, 11160194, 39060679, 78121358]

約数ペア:

[(1, 78121358), (2, 39060679), (7, 11160194), (14, 5580097), (17, 4595374), (34, 2297687), (61, 1280678), (119, 656482), (122, 640339), (238, 328241), (427, 182954), (854, 91477), (1037, 75334), (2074, 37667), (5381, 14518), (7259, 10762)]