201221284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{86287}}^1$

素因数の和:86355

約数の個数: 24

約数和(自身を含む): 391402368

約数和(自身を除く): 190181084

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 86287, 172574, 345148, 949157, 1898314, 3796628, 4573211, 9146422, 18292844, 50305321, 100610642, 201221284]

約数ペア:

[(1, 201221284), (2, 100610642), (4, 50305321), (11, 18292844), (22, 9146422), (44, 4573211), (53, 3796628), (106, 1898314), (212, 949157), (583, 345148), (1166, 172574), (2332, 86287)]