215845719

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{13103}}^1$

素因数の和:13159

約数の個数: 24

約数和(自身を含む): 321834240

約数和(自身を除く): 105988521

約数列:

[1, 3, 17, 19, 51, 57, 289, 323, 867, 969, 5491, 13103, 16473, 39309, 222751, 248957, 668253, 746871, 3786767, 4232269, 11360301, 12696807, 71948573, 215845719]

約数ペア:

[(1, 215845719), (3, 71948573), (17, 12696807), (19, 11360301), (51, 4232269), (57, 3786767), (289, 746871), (323, 668253), (867, 248957), (969, 222751), (5491, 39309), (13103, 16473)]