2019370815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{52981}}^1$

素因数の和:53021

約数の個数: 72

約数和(自身を含む): 4397082144

約数和(自身を除く): 2377711329

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, 605, 693, 847, 1089, 1155, 1815, 2541, 3465, 4235, 5445, 7623, 12705, 38115, 52981, 158943, 264905, 370867, 476829, 582791, 794715, 1112601, 1748373, 1854335, 2384145, 2913955, 3337803, 4079537, 5245119, 5563005, 6410701, 8741865, 12238611, 16689015, 19232103, 20397685, 26225595, 32053505, 36715833, 44874907, 57696309, 61193055, 96160515, 134624721, 183579165, 224374535, 288481545, 403874163, 673123605, 2019370815]

約数ペア:

[(1, 2019370815), (3, 673123605), (5, 403874163), (7, 288481545), (9, 224374535), (11, 183579165), (15, 134624721), (21, 96160515), (33, 61193055), (35, 57696309), (45, 44874907), (55, 36715833), (63, 32053505), (77, 26225595), (99, 20397685), (105, 19232103), (121, 16689015), (165, 12238611), (231, 8741865), (315, 6410701), (363, 5563005), (385, 5245119), (495, 4079537), (605, 3337803), (693, 2913955), (847, 2384145), (1089, 1854335), (1155, 1748373), (1815, 1112601), (2541, 794715), (3465, 582791), (4235, 476829), (5445, 370867), (7623, 264905), (12705, 158943), (38115, 52981)]