28159245

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3023}}^1$

素因数の和:3063

約数の個数: 40

約数和(自身を含む): 52690176

約数和(自身を除く): 24530931

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 3023, 3105, 9069, 9315, 15115, 27207, 45345, 69529, 81621, 136035, 208587, 244863, 347645, 408105, 625761, 1042935, 1224315, 1877283, 3128805, 5631849, 9386415, 28159245]

約数ペア:

[(1, 28159245), (3, 9386415), (5, 5631849), (9, 3128805), (15, 1877283), (23, 1224315), (27, 1042935), (45, 625761), (69, 408105), (81, 347645), (115, 244863), (135, 208587), (207, 136035), (345, 81621), (405, 69529), (621, 45345), (1035, 27207), (1863, 15115), (3023, 9315), (3105, 9069)]