168621759

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 266872320

約数和(自身を除く): 98250561

約数列:

[1, 3, 9, 17, 47, 51, 131, 141, 153, 179, 393, 423, 537, 799, 1179, 1611, 2227, 2397, 3043, 6157, 6681, 7191, 8413, 9129, 18471, 20043, 23449, 25239, 27387, 55413, 70347, 75717, 104669, 143021, 211041, 314007, 398633, 429063, 942021, 1102103, 1195899, 1287189, 3306309, 3587697, 9918927, 18735751, 56207253, 168621759]

約数ペア:

[(1, 168621759), (3, 56207253), (9, 18735751), (17, 9918927), (47, 3587697), (51, 3306309), (131, 1287189), (141, 1195899), (153, 1102103), (179, 942021), (393, 429063), (423, 398633), (537, 314007), (799, 211041), (1179, 143021), (1611, 104669), (2227, 75717), (2397, 70347), (3043, 55413), (6157, 27387), (6681, 25239), (7191, 23449), (8413, 20043), (9129, 18471)]