172324881

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{373}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 260663040

約数和(自身を除く): 88338159

約数列:

[1, 3, 9, 27, 71, 213, 241, 373, 639, 723, 1119, 1917, 2169, 3357, 6507, 10071, 17111, 26483, 51333, 79449, 89893, 153999, 238347, 269679, 461997, 715041, 809037, 2427111, 6382403, 19147209, 57441627, 172324881]

約数ペア:

[(1, 172324881), (3, 57441627), (9, 19147209), (27, 6382403), (71, 2427111), (213, 809037), (241, 715041), (373, 461997), (639, 269679), (723, 238347), (1119, 153999), (1917, 89893), (2169, 79449), (3357, 51333), (6507, 26483), (10071, 17111)]