201791445

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 354585600

約数和(自身を除く): 152794155

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 113, 141, 149, 235, 255, 339, 447, 565, 705, 745, 799, 1695, 1921, 2235, 2397, 2533, 3995, 5311, 5763, 7003, 7599, 9605, 11985, 12665, 15933, 16837, 21009, 26555, 28815, 35015, 37995, 50511, 79665, 84185, 90287, 105045, 119051, 252555, 270861, 286229, 357153, 451435, 595255, 791339, 858687, 1354305, 1431145, 1785765, 2374017, 3956695, 4293435, 11870085, 13452763, 40358289, 67263815, 201791445]

約数ペア:

[(1, 201791445), (3, 67263815), (5, 40358289), (15, 13452763), (17, 11870085), (47, 4293435), (51, 3956695), (85, 2374017), (113, 1785765), (141, 1431145), (149, 1354305), (235, 858687), (255, 791339), (339, 595255), (447, 451435), (565, 357153), (705, 286229), (745, 270861), (799, 252555), (1695, 119051), (1921, 105045), (2235, 90287), (2397, 84185), (2533, 79665), (3995, 50511), (5311, 37995), (5763, 35015), (7003, 28815), (7599, 26555), (9605, 21009), (11985, 16837), (12665, 15933)]