11890515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 24256512

約数和(自身を除く): 12365997

約数列:

[1, 3, 5, 7, 13, 15, 21, 31, 35, 39, 65, 91, 93, 105, 155, 195, 217, 273, 281, 403, 455, 465, 651, 843, 1085, 1209, 1365, 1405, 1967, 2015, 2821, 3255, 3653, 4215, 5901, 6045, 8463, 8711, 9835, 10959, 14105, 18265, 25571, 26133, 29505, 42315, 43555, 54795, 60977, 76713, 113243, 127855, 130665, 182931, 304885, 339729, 383565, 566215, 792701, 914655, 1698645, 2378103, 3963505, 11890515]

約数ペア:

[(1, 11890515), (3, 3963505), (5, 2378103), (7, 1698645), (13, 914655), (15, 792701), (21, 566215), (31, 383565), (35, 339729), (39, 304885), (65, 182931), (91, 130665), (93, 127855), (105, 113243), (155, 76713), (195, 60977), (217, 54795), (273, 43555), (281, 42315), (403, 29505), (455, 26133), (465, 25571), (651, 18265), (843, 14105), (1085, 10959), (1209, 9835), (1365, 8711), (1405, 8463), (1967, 6045), (2015, 5901), (2821, 4215), (3255, 3653)]