38279143

素因数分解:

$7^4\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:284

約数の個数: 20

約数和(自身を含む): 45376200

約数和(自身を除く): 7097057

約数列:

[1, 7, 49, 107, 149, 343, 749, 1043, 2401, 5243, 7301, 15943, 36701, 51107, 111601, 256907, 357749, 781207, 5468449, 38279143]

約数ペア:

[(1, 38279143), (7, 5468449), (49, 781207), (107, 357749), (149, 256907), (343, 111601), (749, 51107), (1043, 36701), (2401, 15943), (5243, 7301)]