210319245

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{203207}}^1$

素因数の和:203241

約数の個数: 24

約数和(自身を含む): 380405376

約数和(自身を除く): 170086131

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 203207, 609621, 1016035, 1828863, 3048105, 4673761, 9144315, 14021283, 23368805, 42063849, 70106415, 210319245]

約数ペア:

[(1, 210319245), (3, 70106415), (5, 42063849), (9, 23368805), (15, 14021283), (23, 9144315), (45, 4673761), (69, 3048105), (115, 1828863), (207, 1016035), (345, 609621), (1035, 203207)]