259148

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:161

約数の個数: 24

約数和(自身を含む): 497952

約数和(自身を除く): 238804

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 103, 148, 206, 412, 629, 1258, 1751, 2516, 3502, 3811, 7004, 7622, 15244, 64787, 129574, 259148]

約数ペア:

[(1, 259148), (2, 129574), (4, 64787), (17, 15244), (34, 7622), (37, 7004), (68, 3811), (74, 3502), (103, 2516), (148, 1751), (206, 1258), (412, 629)]