198172

素因数分解:

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

素因数の和:157

約数の個数: 24

約数和(自身を含む): 387296

約数和(自身を除く): 189124

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 103, 148, 206, 412, 481, 962, 1339, 1924, 2678, 3811, 5356, 7622, 15244, 49543, 99086, 198172]

約数ペア:

[(1, 198172), (2, 99086), (4, 49543), (13, 15244), (26, 7622), (37, 5356), (52, 3811), (74, 2678), (103, 1924), (148, 1339), (206, 962), (412, 481)]