81857358

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7253}}^1$

素因数の和:7294

約数の個数: 64

約数和(自身を含む): 208915200

約数和(自身を除く): 127057842

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 27, 33, 38, 54, 57, 66, 99, 114, 171, 198, 209, 297, 342, 418, 513, 594, 627, 1026, 1254, 1881, 3762, 5643, 7253, 11286, 14506, 21759, 43518, 65277, 79783, 130554, 137807, 159566, 195831, 239349, 275614, 391662, 413421, 478698, 718047, 826842, 1240263, 1436094, 1515877, 2154141, 2480526, 3031754, 3720789, 4308282, 4547631, 7441578, 9095262, 13642893, 27285786, 40928679, 81857358]

約数ペア:

[(1, 81857358), (2, 40928679), (3, 27285786), (6, 13642893), (9, 9095262), (11, 7441578), (18, 4547631), (19, 4308282), (22, 3720789), (27, 3031754), (33, 2480526), (38, 2154141), (54, 1515877), (57, 1436094), (66, 1240263), (99, 826842), (114, 718047), (171, 478698), (198, 413421), (209, 391662), (297, 275614), (342, 239349), (418, 195831), (513, 159566), (594, 137807), (627, 130554), (1026, 79783), (1254, 65277), (1881, 43518), (3762, 21759), (5643, 14506), (7253, 11286)]