72810868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{32563}}^1$

素因数の和:32623

約数の個数: 24

約数和(自身を含む): 140415968

約数和(自身を除く): 67605100

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 32563, 65126, 130252, 423319, 846638, 1400209, 1693276, 2800418, 5600836, 18202717, 36405434, 72810868]

約数ペア:

[(1, 72810868), (2, 36405434), (4, 18202717), (13, 5600836), (26, 2800418), (43, 1693276), (52, 1400209), (86, 846638), (172, 423319), (559, 130252), (1118, 65126), (2236, 32563)]