28700343

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{683}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 51217920

約数和(自身を除く): 22517577

約数列:

[1, 3, 7, 9, 21, 23, 29, 63, 69, 87, 161, 203, 207, 261, 483, 609, 667, 683, 1449, 1827, 2001, 2049, 4669, 4781, 6003, 6147, 14007, 14343, 15709, 19807, 42021, 43029, 47127, 59421, 109963, 138649, 141381, 178263, 329889, 415947, 455561, 989667, 1247841, 1366683, 3188927, 4100049, 9566781, 28700343]

約数ペア:

[(1, 28700343), (3, 9566781), (7, 4100049), (9, 3188927), (21, 1366683), (23, 1247841), (29, 989667), (63, 455561), (69, 415947), (87, 329889), (161, 178263), (203, 141381), (207, 138649), (261, 109963), (483, 59421), (609, 47127), (667, 43029), (683, 42021), (1449, 19807), (1827, 15709), (2001, 14343), (2049, 14007), (4669, 6147), (4781, 6003)]