217985326

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{467}}^1\times {\mathrm{1381}}^1$

素因数の和:1876

約数の個数: 24

約数和(自身を含む): 355080024

約数和(自身を除く): 137094698

約数列:

[1, 2, 13, 26, 169, 338, 467, 934, 1381, 2762, 6071, 12142, 17953, 35906, 78923, 157846, 233389, 466778, 644927, 1289854, 8384051, 16768102, 108992663, 217985326]

約数ペア:

[(1, 217985326), (2, 108992663), (13, 16768102), (26, 8384051), (169, 1289854), (338, 644927), (467, 466778), (934, 233389), (1381, 157846), (2762, 78923), (6071, 35906), (12142, 17953)]