191686509

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2011}}^1$

素因数の和:2130

約数の個数: 48

約数和(自身を含む): 338981760

約数和(自身を除く): 147295251

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 89, 119, 153, 267, 357, 623, 801, 1071, 1513, 1869, 2011, 4539, 5607, 6033, 10591, 13617, 14077, 18099, 31773, 34187, 42231, 95319, 102561, 126693, 178979, 239309, 307683, 536937, 717927, 1252853, 1610811, 2153781, 3042643, 3758559, 9127929, 11275677, 21298501, 27383787, 63895503, 191686509]

約数ペア:

[(1, 191686509), (3, 63895503), (7, 27383787), (9, 21298501), (17, 11275677), (21, 9127929), (51, 3758559), (63, 3042643), (89, 2153781), (119, 1610811), (153, 1252853), (267, 717927), (357, 536937), (623, 307683), (801, 239309), (1071, 178979), (1513, 126693), (1869, 102561), (2011, 95319), (4539, 42231), (5607, 34187), (6033, 31773), (10591, 18099), (13617, 14077)]