42197787

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{25621}}^1$

素因数の和:25691

約数の個数: 16

約数和(自身を含む): 63542560

約数和(自身を除く): 21344773

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 25621, 76863, 230589, 691767, 1562881, 4688643, 14065929, 42197787]

約数ペア:

[(1, 42197787), (3, 14065929), (9, 4688643), (27, 1562881), (61, 691767), (183, 230589), (549, 76863), (1647, 25621)]