821569196

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{701}}^1\times {\mathrm{2203}}^1$

素因数の和:2934

約数の個数: 48

約数和(自身を含む): 1732872960

約数和(自身を除く): 911303764

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 701, 1402, 2203, 2804, 4406, 4907, 8812, 9814, 13319, 15421, 19628, 26638, 30842, 41857, 53276, 61684, 83714, 93233, 167428, 186466, 292999, 372932, 585998, 1171996, 1544303, 3088606, 6177212, 10810121, 21620242, 29341757, 43240484, 58683514, 117367028, 205392299, 410784598, 821569196]

約数ペア:

[(1, 821569196), (2, 410784598), (4, 205392299), (7, 117367028), (14, 58683514), (19, 43240484), (28, 29341757), (38, 21620242), (76, 10810121), (133, 6177212), (266, 3088606), (532, 1544303), (701, 1171996), (1402, 585998), (2203, 372932), (2804, 292999), (4406, 186466), (4907, 167428), (8812, 93233), (9814, 83714), (13319, 61684), (15421, 53276), (19628, 41857), (26638, 30842)]