266156744

素因数分解:

$2^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{21313}}^1$

素因数の和:21549

約数の個数: 32

約数和(自身を含む): 572920320

約数和(自身を除く): 306763576

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 223, 446, 892, 1561, 1784, 3122, 6244, 12488, 21313, 42626, 85252, 149191, 170504, 298382, 596764, 1193528, 4752799, 9505598, 19011196, 33269593, 38022392, 66539186, 133078372, 266156744]

約数ペア:

[(1, 266156744), (2, 133078372), (4, 66539186), (7, 38022392), (8, 33269593), (14, 19011196), (28, 9505598), (56, 4752799), (223, 1193528), (446, 596764), (892, 298382), (1561, 170504), (1784, 149191), (3122, 85252), (6244, 42626), (12488, 21313)]