505907505

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{12967}}^1$

素因数の和:13015

約数の個数: 48

約数和(自身を含む): 955482240

約数和(自身を除く): 449574735

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 289, 459, 765, 867, 1445, 2295, 2601, 4335, 7803, 12967, 13005, 38901, 39015, 64835, 116703, 194505, 220439, 350109, 583515, 661317, 1102195, 1750545, 1983951, 3306585, 3747463, 5951853, 9919755, 11242389, 18737315, 29759265, 33727167, 56211945, 101181501, 168635835, 505907505]

約数ペア:

[(1, 505907505), (3, 168635835), (5, 101181501), (9, 56211945), (15, 33727167), (17, 29759265), (27, 18737315), (45, 11242389), (51, 9919755), (85, 5951853), (135, 3747463), (153, 3306585), (255, 1983951), (289, 1750545), (459, 1102195), (765, 661317), (867, 583515), (1445, 350109), (2295, 220439), (2601, 194505), (4335, 116703), (7803, 64835), (12967, 39015), (13005, 38901)]