213849315

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17033}}^1$

素因数の和:17081

約数の個数: 40

約数和(自身を含む): 395733888

約数和(自身を除く): 181884573

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2511, 4185, 12555, 17033, 51099, 85165, 153297, 255495, 459891, 528023, 766485, 1379673, 1584069, 2299455, 2640115, 4752207, 6898365, 7920345, 14256621, 23761035, 42769863, 71283105, 213849315]

約数ペア:

[(1, 213849315), (3, 71283105), (5, 42769863), (9, 23761035), (15, 14256621), (27, 7920345), (31, 6898365), (45, 4752207), (81, 2640115), (93, 2299455), (135, 1584069), (155, 1379673), (279, 766485), (405, 528023), (465, 459891), (837, 255495), (1395, 153297), (2511, 85165), (4185, 51099), (12555, 17033)]