64489581

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{587}}^1$

素因数の和:922

約数の個数: 32

約数和(自身を含む): 103393920

約数和(自身を除く): 38904339

約数列:

[1, 3, 9, 13, 27, 39, 117, 313, 351, 587, 939, 1761, 2817, 4069, 5283, 7631, 8451, 12207, 15849, 22893, 36621, 68679, 109863, 183731, 206037, 551193, 1653579, 2388503, 4960737, 7165509, 21496527, 64489581]

約数ペア:

[(1, 64489581), (3, 21496527), (9, 7165509), (13, 4960737), (27, 2388503), (39, 1653579), (117, 551193), (313, 206037), (351, 183731), (587, 109863), (939, 68679), (1761, 36621), (2817, 22893), (4069, 15849), (5283, 12207), (7631, 8451)]