12902121

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{383}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 19768320

約数和(自身を除く): 6866199

約数列:

[1, 3, 9, 19, 57, 171, 197, 383, 591, 1149, 1773, 3447, 3743, 7277, 11229, 21831, 33687, 65493, 75451, 226353, 679059, 1433569, 4300707, 12902121]

約数ペア:

[(1, 12902121), (3, 4300707), (9, 1433569), (19, 679059), (57, 226353), (171, 75451), (197, 65493), (383, 33687), (591, 21831), (1149, 11229), (1773, 7277), (3447, 3743)]