128869821

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{3637}}^1$

素因数の和:3801

約数の個数: 24

約数和(自身を含む): 193716224

約数和(自身を除く): 64846403

約数列:

[1, 3, 9, 31, 93, 127, 279, 381, 1143, 3637, 3937, 10911, 11811, 32733, 35433, 112747, 338241, 461899, 1014723, 1385697, 4157091, 14318869, 42956607, 128869821]

約数ペア:

[(1, 128869821), (3, 42956607), (9, 14318869), (31, 4157091), (93, 1385697), (127, 1014723), (279, 461899), (381, 338241), (1143, 112747), (3637, 35433), (3937, 32733), (10911, 11811)]