90507879

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 169967616

約数和(自身を除く): 79459737

約数列:

[1, 3, 7, 9, 11, 21, 31, 33, 63, 77, 93, 99, 121, 217, 231, 279, 341, 363, 383, 651, 693, 847, 1023, 1089, 1149, 1953, 2387, 2541, 2681, 3069, 3447, 3751, 4213, 7161, 7623, 8043, 11253, 11873, 12639, 21483, 24129, 26257, 29491, 33759, 35619, 37917, 46343, 78771, 83111, 88473, 106857, 130603, 139029, 236313, 249333, 265419, 324401, 391809, 417087, 747999, 914221, 973203, 1175427, 1436633, 2742663, 2919609, 4309899, 8227989, 10056431, 12929697, 30169293, 90507879]

約数ペア:

[(1, 90507879), (3, 30169293), (7, 12929697), (9, 10056431), (11, 8227989), (21, 4309899), (31, 2919609), (33, 2742663), (63, 1436633), (77, 1175427), (93, 973203), (99, 914221), (121, 747999), (217, 417087), (231, 391809), (279, 324401), (341, 265419), (363, 249333), (383, 236313), (651, 139029), (693, 130603), (847, 106857), (1023, 88473), (1089, 83111), (1149, 78771), (1953, 46343), (2387, 37917), (2541, 35619), (2681, 33759), (3069, 29491), (3447, 26257), (3751, 24129), (4213, 21483), (7161, 12639), (7623, 11873), (8043, 11253)]