80866413

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{709}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 132912000

約数和(自身を除く): 52045587

約数列:

[1, 3, 9, 19, 23, 29, 57, 69, 87, 171, 207, 261, 437, 551, 667, 709, 1311, 1653, 2001, 2127, 3933, 4959, 6003, 6381, 12673, 13471, 16307, 20561, 38019, 40413, 48921, 61683, 114057, 121239, 146763, 185049, 309833, 390659, 472903, 929499, 1171977, 1418709, 2788497, 3515931, 4256127, 8985157, 26955471, 80866413]

約数ペア:

[(1, 80866413), (3, 26955471), (9, 8985157), (19, 4256127), (23, 3515931), (29, 2788497), (57, 1418709), (69, 1171977), (87, 929499), (171, 472903), (207, 390659), (261, 309833), (437, 185049), (551, 146763), (667, 121239), (709, 114057), (1311, 61683), (1653, 48921), (2001, 40413), (2127, 38019), (3933, 20561), (4959, 16307), (6003, 13471), (6381, 12673)]