209213235

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{499}}^1$

素因数の和:550

約数の個数: 96

約数和(自身を含む): 456768000

約数和(自身を除く): 247554765

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 121, 165, 231, 315, 363, 385, 495, 499, 605, 693, 847, 1089, 1155, 1331, 1497, 1815, 2495, 2541, 3465, 3493, 3993, 4235, 4491, 5445, 5489, 6655, 7485, 7623, 9317, 10479, 11979, 12705, 16467, 17465, 19965, 22455, 27445, 27951, 31437, 38115, 38423, 46585, 49401, 52395, 59895, 60379, 82335, 83853, 115269, 139755, 157185, 181137, 192115, 247005, 301895, 345807, 419265, 422653, 543411, 576345, 664169, 905685, 1267959, 1729035, 1992507, 2113265, 2717055, 3320845, 3803877, 4649183, 5977521, 6339795, 9962535, 13947549, 19019385, 23245915, 29887605, 41842647, 69737745, 209213235]

約数ペア:

[(1, 209213235), (3, 69737745), (5, 41842647), (7, 29887605), (9, 23245915), (11, 19019385), (15, 13947549), (21, 9962535), (33, 6339795), (35, 5977521), (45, 4649183), (55, 3803877), (63, 3320845), (77, 2717055), (99, 2113265), (105, 1992507), (121, 1729035), (165, 1267959), (231, 905685), (315, 664169), (363, 576345), (385, 543411), (495, 422653), (499, 419265), (605, 345807), (693, 301895), (847, 247005), (1089, 192115), (1155, 181137), (1331, 157185), (1497, 139755), (1815, 115269), (2495, 83853), (2541, 82335), (3465, 60379), (3493, 59895), (3993, 52395), (4235, 49401), (4491, 46585), (5445, 38423), (5489, 38115), (6655, 31437), (7485, 27951), (7623, 27445), (9317, 22455), (10479, 19965), (11979, 17465), (12705, 16467)]