42589431

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{947}}^1$

素因数の和:1235

約数の個数: 24

約数和(自身を含む): 65070720

約数和(自身を除く): 22481289

約数列:

[1, 3, 9, 19, 57, 171, 263, 789, 947, 2367, 2841, 4997, 8523, 14991, 17993, 44973, 53979, 161937, 249061, 747183, 2241549, 4732159, 14196477, 42589431]

約数ペア:

[(1, 42589431), (3, 14196477), (9, 4732159), (19, 2241549), (57, 747183), (171, 249061), (263, 161937), (789, 53979), (947, 44973), (2367, 17993), (2841, 14991), (4997, 8523)]