39963855

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2957}}^1$

素因数の和:3035

約数の個数: 32

約数和(自身を含む): 69004224

約数和(自身を除く): 29040369

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 255, 265, 795, 901, 2703, 2957, 4505, 8871, 13515, 14785, 44355, 50269, 150807, 156721, 251345, 470163, 754035, 783605, 2350815, 2664257, 7992771, 13321285, 39963855]

約数ペア:

[(1, 39963855), (3, 13321285), (5, 7992771), (15, 2664257), (17, 2350815), (51, 783605), (53, 754035), (85, 470163), (159, 251345), (255, 156721), (265, 150807), (795, 50269), (901, 44355), (2703, 14785), (2957, 13515), (4505, 8871)]