1223216

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{859}}^1$

素因数の和:956

約数の個数: 20

約数和(自身を含む): 2399400

約数和(自身を除く): 1176184

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 859, 1424, 1718, 3436, 6872, 13744, 76451, 152902, 305804, 611608, 1223216]

約数ペア:

[(1, 1223216), (2, 611608), (4, 305804), (8, 152902), (16, 76451), (89, 13744), (178, 6872), (356, 3436), (712, 1718), (859, 1424)]