87222124

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{180211}}^1$

素因数の和:180237

約数の個数: 18

約数和(自身を含む): 167777372

約数和(自身を除く): 80555248

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 180211, 360422, 720844, 1982321, 3964642, 7929284, 21805531, 43611062, 87222124]

約数ペア:

[(1, 87222124), (2, 43611062), (4, 21805531), (11, 7929284), (22, 3964642), (44, 1982321), (121, 720844), (242, 360422), (484, 180211)]