2017353987

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{643}}^1$

素因数の和:781

約数の個数: 72

約数和(自身を含む): 3331520192

約数和(自身を除く): 1314166205

約数列:

[1, 3, 9, 11, 33, 43, 67, 99, 121, 129, 201, 363, 387, 473, 603, 643, 737, 1089, 1419, 1929, 2211, 2881, 4257, 5203, 5787, 6633, 7073, 8107, 8643, 15609, 21219, 24321, 25929, 27649, 31691, 43081, 46827, 63657, 72963, 77803, 82947, 95073, 129243, 233409, 248841, 285219, 304139, 348601, 387729, 473891, 700227, 912417, 1045803, 1421673, 1852483, 2737251, 3137409, 3345529, 4265019, 5212801, 5557449, 10036587, 15638403, 16672347, 20377313, 30109761, 46915209, 61131939, 183395817, 224150443, 672451329, 2017353987]

約数ペア:

[(1, 2017353987), (3, 672451329), (9, 224150443), (11, 183395817), (33, 61131939), (43, 46915209), (67, 30109761), (99, 20377313), (121, 16672347), (129, 15638403), (201, 10036587), (363, 5557449), (387, 5212801), (473, 4265019), (603, 3345529), (643, 3137409), (737, 2737251), (1089, 1852483), (1419, 1421673), (1929, 1045803), (2211, 912417), (2881, 700227), (4257, 473891), (5203, 387729), (5787, 348601), (6633, 304139), (7073, 285219), (8107, 248841), (8643, 233409), (15609, 129243), (21219, 95073), (24321, 82947), (25929, 77803), (27649, 72963), (31691, 63657), (43081, 46827)]