217432023

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 314974656

約数和(自身を除く): 97542633

約数列:

[1, 3, 17, 51, 53, 159, 257, 313, 771, 901, 939, 2703, 4369, 5321, 13107, 13621, 15963, 16589, 40863, 49767, 80441, 231557, 241323, 282013, 694671, 846039, 1367497, 4102491, 4263373, 12790119, 72477341, 217432023]

約数ペア:

[(1, 217432023), (3, 72477341), (17, 12790119), (51, 4263373), (53, 4102491), (159, 1367497), (257, 846039), (313, 694671), (771, 282013), (901, 241323), (939, 231557), (2703, 80441), (4369, 49767), (5321, 40863), (13107, 16589), (13621, 15963)]