199792012

素因数分解:

$2^2\times 7^4\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:396

約数の個数: 60

約数和(自身を含む): 415040976

約数和(自身を除く): 215248964

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 293, 343, 497, 586, 686, 994, 1172, 1372, 1988, 2051, 2401, 3479, 4102, 4802, 6958, 8204, 9604, 13916, 14357, 20803, 24353, 28714, 41606, 48706, 57428, 83212, 97412, 100499, 145621, 170471, 200998, 291242, 340942, 401996, 582484, 681884, 703493, 1019347, 1406986, 2038694, 2813972, 4077388, 7135429, 14270858, 28541716, 49948003, 99896006, 199792012]

約数ペア:

[(1, 199792012), (2, 99896006), (4, 49948003), (7, 28541716), (14, 14270858), (28, 7135429), (49, 4077388), (71, 2813972), (98, 2038694), (142, 1406986), (196, 1019347), (284, 703493), (293, 681884), (343, 582484), (497, 401996), (586, 340942), (686, 291242), (994, 200998), (1172, 170471), (1372, 145621), (1988, 100499), (2051, 97412), (2401, 83212), (3479, 57428), (4102, 48706), (4802, 41606), (6958, 28714), (8204, 24353), (9604, 20803), (13916, 14357)]