8427416

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 16498080

約数和(自身を除く): 8070664

約数列:

[1, 2, 4, 8, 37, 71, 74, 142, 148, 284, 296, 401, 568, 802, 1604, 2627, 3208, 5254, 10508, 14837, 21016, 28471, 29674, 56942, 59348, 113884, 118696, 227768, 1053427, 2106854, 4213708, 8427416]

約数ペア:

[(1, 8427416), (2, 4213708), (4, 2106854), (8, 1053427), (37, 227768), (71, 118696), (74, 113884), (142, 59348), (148, 56942), (284, 29674), (296, 28471), (401, 21016), (568, 14837), (802, 10508), (1604, 5254), (2627, 3208)]