1222840329

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1\times {\mathrm{11831}}^1$

素因数の和:12228

約数の個数: 16

約数和(自身を含む): 1649286144

約数和(自身を除く): 426445815

約数列:

[1, 3, 131, 263, 393, 789, 11831, 34453, 35493, 103359, 1549861, 3111553, 4649583, 9334659, 407613443, 1222840329]

約数ペア:

[(1, 1222840329), (3, 407613443), (131, 9334659), (263, 4649583), (393, 3111553), (789, 1549861), (11831, 103359), (34453, 35493)]