1213929

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 1913600

約数和(自身を除く): 699671

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 229, 279, 589, 687, 1767, 2061, 4351, 5301, 7099, 13053, 21297, 39159, 63891, 134881, 404643, 1213929]

約数ペア:

[(1, 1213929), (3, 404643), (9, 134881), (19, 63891), (31, 39159), (57, 21297), (93, 13053), (171, 7099), (229, 5301), (279, 4351), (589, 2061), (687, 1767)]