81222552

素因数分解:

$2^3\times 3^2\times {\mathrm{1128091}}^1$

素因数の和:1128103

約数の個数: 24

約数和(自身を含む): 219977940

約数和(自身を除く): 138755388

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1128091, 2256182, 3384273, 4512364, 6768546, 9024728, 10152819, 13537092, 20305638, 27074184, 40611276, 81222552]

約数ペア:

[(1, 81222552), (2, 40611276), (3, 27074184), (4, 20305638), (6, 13537092), (8, 10152819), (9, 9024728), (12, 6768546), (18, 4512364), (24, 3384273), (36, 2256182), (72, 1128091)]