9979508728

素因数分解:

$2^3\times 7^1\times {\mathrm{947}}^1\times {\mathrm{188179}}^1$

素因数の和:189139

約数の個数: 32

約数和(自身を含む): 21407356800

約数和(自身を除く): 11427848072

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 947, 1894, 3788, 6629, 7576, 13258, 26516, 53032, 188179, 376358, 752716, 1317253, 1505432, 2634506, 5269012, 10538024, 178205513, 356411026, 712822052, 1247438591, 1425644104, 2494877182, 4989754364, 9979508728]

約数ペア:

[(1, 9979508728), (2, 4989754364), (4, 2494877182), (7, 1425644104), (8, 1247438591), (14, 712822052), (28, 356411026), (56, 178205513), (947, 10538024), (1894, 5269012), (3788, 2634506), (6629, 1505432), (7576, 1317253), (13258, 752716), (26516, 376358), (53032, 188179)]