64341945

素因数分解:

$3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2011}}^1$

素因数の和:2107

約数の個数: 40

約数和(自身を含む): 116856960

約数和(自身を除く): 52515015

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 237, 395, 405, 711, 1185, 2011, 2133, 3555, 6033, 6399, 10055, 10665, 18099, 30165, 31995, 54297, 90495, 158869, 162891, 271485, 476607, 794345, 814455, 1429821, 2383035, 4289463, 7149105, 12868389, 21447315, 64341945]

約数ペア:

[(1, 64341945), (3, 21447315), (5, 12868389), (9, 7149105), (15, 4289463), (27, 2383035), (45, 1429821), (79, 814455), (81, 794345), (135, 476607), (237, 271485), (395, 162891), (405, 158869), (711, 90495), (1185, 54297), (2011, 31995), (2133, 30165), (3555, 18099), (6033, 10665), (6399, 10055)]