40739139

素因数分解:

$3^3\times 7^3\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 72576000

約数和(自身を除く): 31836861

約数列:

[1, 3, 7, 9, 21, 27, 49, 53, 63, 83, 147, 159, 189, 249, 343, 371, 441, 477, 581, 747, 1029, 1113, 1323, 1431, 1743, 2241, 2597, 3087, 3339, 4067, 4399, 5229, 7791, 9261, 10017, 12201, 13197, 15687, 18179, 23373, 28469, 30793, 36603, 39591, 54537, 70119, 85407, 92379, 109809, 118773, 163611, 215551, 256221, 277137, 490833, 646653, 768663, 831411, 1508857, 1939959, 4526571, 5819877, 13579713, 40739139]

約数ペア:

[(1, 40739139), (3, 13579713), (7, 5819877), (9, 4526571), (21, 1939959), (27, 1508857), (49, 831411), (53, 768663), (63, 646653), (83, 490833), (147, 277137), (159, 256221), (189, 215551), (249, 163611), (343, 118773), (371, 109809), (441, 92379), (477, 85407), (581, 70119), (747, 54537), (1029, 39591), (1113, 36603), (1323, 30793), (1431, 28469), (1743, 23373), (2241, 18179), (2597, 15687), (3087, 13197), (3339, 12201), (4067, 10017), (4399, 9261), (5229, 7791)]