2009970765

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{213713}}^1$

素因数の和:213754

約数の個数: 48

約数和(自身を含む): 4000726080

約数和(自身を除く): 1990755315

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1881, 3135, 9405, 213713, 641139, 1068565, 1923417, 2350843, 3205695, 4060547, 7052529, 9617085, 11754215, 12181641, 20302735, 21157587, 35262645, 36544923, 44666017, 60908205, 105787935, 133998051, 182724615, 223330085, 401994153, 669990255, 2009970765]

約数ペア:

[(1, 2009970765), (3, 669990255), (5, 401994153), (9, 223330085), (11, 182724615), (15, 133998051), (19, 105787935), (33, 60908205), (45, 44666017), (55, 36544923), (57, 35262645), (95, 21157587), (99, 20302735), (165, 12181641), (171, 11754215), (209, 9617085), (285, 7052529), (495, 4060547), (627, 3205695), (855, 2350843), (1045, 1923417), (1881, 1068565), (3135, 641139), (9405, 213713)]