81073916

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263227}}^1$

素因数の和:263249

約数の個数: 24

約数和(自身を含む): 176889216

約数和(自身を除く): 95815300

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 263227, 526454, 1052908, 1842589, 2895497, 3685178, 5790994, 7370356, 11581988, 20268479, 40536958, 81073916]

約数ペア:

[(1, 81073916), (2, 40536958), (4, 20268479), (7, 11581988), (11, 7370356), (14, 5790994), (22, 3685178), (28, 2895497), (44, 1842589), (77, 1052908), (154, 526454), (308, 263227)]