1664559

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 2660112

約数和(自身を除く): 995553

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 347, 369, 533, 1041, 1599, 3123, 4511, 4797, 13533, 14227, 40599, 42681, 128043, 184951, 554853, 1664559]

約数ペア:

[(1, 1664559), (3, 554853), (9, 184951), (13, 128043), (39, 42681), (41, 40599), (117, 14227), (123, 13533), (347, 4797), (369, 4511), (533, 3123), (1041, 1599)]