86982987

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1979}}^1$

素因数の和:2032

約数の個数: 48

約数和(自身を含む): 151683840

約数和(自身を除く): 64700853

約数列:

[1, 3, 7, 13, 21, 23, 39, 49, 69, 91, 147, 161, 273, 299, 483, 637, 897, 1127, 1911, 1979, 2093, 3381, 5937, 6279, 13853, 14651, 25727, 41559, 43953, 45517, 77181, 96971, 136551, 180089, 290913, 318619, 540267, 591721, 955857, 1260623, 1775163, 2230333, 3781869, 4142047, 6690999, 12426141, 28994329, 86982987]

約数ペア:

[(1, 86982987), (3, 28994329), (7, 12426141), (13, 6690999), (21, 4142047), (23, 3781869), (39, 2230333), (49, 1775163), (69, 1260623), (91, 955857), (147, 591721), (161, 540267), (273, 318619), (299, 290913), (483, 180089), (637, 136551), (897, 96971), (1127, 77181), (1911, 45517), (1979, 43953), (2093, 41559), (3381, 25727), (5937, 14651), (6279, 13853)]