4265989

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 5518968

約数和(自身を除く): 1252979

約数列:

[1, 7, 13, 37, 49, 91, 181, 259, 481, 637, 1267, 1813, 2353, 3367, 6697, 8869, 16471, 23569, 46879, 87061, 115297, 328153, 609427, 4265989]

約数ペア:

[(1, 4265989), (7, 609427), (13, 328153), (37, 115297), (49, 87061), (91, 46879), (181, 23569), (259, 16471), (481, 8869), (637, 6697), (1267, 3367), (1813, 2353)]