128876337

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 209858688

約数和(自身を除く): 80982351

約数列:

[1, 3, 9, 17, 23, 51, 53, 69, 153, 159, 207, 391, 477, 691, 901, 1173, 1219, 2073, 2703, 3519, 3657, 6219, 8109, 10971, 11747, 15893, 20723, 35241, 36623, 47679, 62169, 105723, 109869, 143037, 186507, 270181, 329607, 622591, 810543, 842329, 1867773, 2431629, 2526987, 5603319, 7580961, 14319593, 42958779, 128876337]

約数ペア:

[(1, 128876337), (3, 42958779), (9, 14319593), (17, 7580961), (23, 5603319), (51, 2526987), (53, 2431629), (69, 1867773), (153, 842329), (159, 810543), (207, 622591), (391, 329607), (477, 270181), (691, 186507), (901, 143037), (1173, 109869), (1219, 105723), (2073, 62169), (2703, 47679), (3519, 36623), (3657, 35241), (6219, 20723), (8109, 15893), (10971, 11747)]