1288118

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:168

約数の個数: 24

約数和(自身を含む): 2169648

約数和(自身を除く): 881530

約数列:

[1, 2, 13, 26, 37, 74, 103, 169, 206, 338, 481, 962, 1339, 2678, 3811, 6253, 7622, 12506, 17407, 34814, 49543, 99086, 644059, 1288118]

約数ペア:

[(1, 1288118), (2, 644059), (13, 99086), (26, 49543), (37, 34814), (74, 17407), (103, 12506), (169, 7622), (206, 6253), (338, 3811), (481, 2678), (962, 1339)]