64439145

素因数分解:

$3^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1487}}^1$

素因数の和:1611

約数の個数: 40

約数和(自身を含む): 116671104

約数和(自身を除く): 52231959

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 107, 135, 321, 405, 535, 963, 1487, 1605, 2889, 4461, 4815, 7435, 8667, 13383, 14445, 22305, 40149, 43335, 66915, 120447, 159109, 200745, 477327, 602235, 795545, 1431981, 2386635, 4295943, 7159905, 12887829, 21479715, 64439145]

約数ペア:

[(1, 64439145), (3, 21479715), (5, 12887829), (9, 7159905), (15, 4295943), (27, 2386635), (45, 1431981), (81, 795545), (107, 602235), (135, 477327), (321, 200745), (405, 159109), (535, 120447), (963, 66915), (1487, 43335), (1605, 40149), (2889, 22305), (4461, 14445), (4815, 13383), (7435, 8667)]