28479451

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1237}}^1$

素因数の和:1291

約数の個数: 32

約数和(自身を含む): 39932928

約数和(自身を除く): 11453477

約数列:

[1, 7, 11, 13, 23, 77, 91, 143, 161, 253, 299, 1001, 1237, 1771, 2093, 3289, 8659, 13607, 16081, 23023, 28451, 95249, 112567, 176891, 199157, 312961, 369863, 1238237, 2190727, 2589041, 4068493, 28479451]

約数ペア:

[(1, 28479451), (7, 4068493), (11, 2589041), (13, 2190727), (23, 1238237), (77, 369863), (91, 312961), (143, 199157), (161, 176891), (253, 112567), (299, 95249), (1001, 28451), (1237, 23023), (1771, 16081), (2093, 13607), (3289, 8659)]