289399959

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2879}}^1$

素因数の和:2981

約数の個数: 40

約数和(自身を含む): 464175360

約数和(自身を除く): 174775401

約数列:

[1, 3, 9, 17, 27, 51, 73, 81, 153, 219, 459, 657, 1241, 1377, 1971, 2879, 3723, 5913, 8637, 11169, 25911, 33507, 48943, 77733, 100521, 146829, 210167, 233199, 440487, 630501, 1321461, 1891503, 3572839, 3964383, 5674509, 10718517, 17023527, 32155551, 96466653, 289399959]

約数ペア:

[(1, 289399959), (3, 96466653), (9, 32155551), (17, 17023527), (27, 10718517), (51, 5674509), (73, 3964383), (81, 3572839), (153, 1891503), (219, 1321461), (459, 630501), (657, 440487), (1241, 233199), (1377, 210167), (1971, 146829), (2879, 100521), (3723, 77733), (5913, 48943), (8637, 33507), (11169, 25911)]