2079806715

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{683}}^1\times {\mathrm{1381}}^1$

素因数の和:2089

約数の個数: 72

約数和(自身を含む): 4202750448

約数和(自身を除く): 2122943733

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 683, 735, 1381, 2049, 2205, 3415, 4143, 4781, 6147, 6905, 9667, 10245, 12429, 14343, 20715, 23905, 29001, 30735, 33467, 43029, 48335, 62145, 67669, 71715, 87003, 100401, 145005, 167335, 203007, 215145, 301203, 338345, 435015, 502005, 609021, 943223, 1015035, 1506015, 2829669, 3045105, 4716115, 6602561, 8489007, 14148345, 19807683, 33012805, 42445035, 46217927, 59423049, 99038415, 138653781, 231089635, 297115245, 415961343, 693268905, 2079806715]

約数ペア:

[(1, 2079806715), (3, 693268905), (5, 415961343), (7, 297115245), (9, 231089635), (15, 138653781), (21, 99038415), (35, 59423049), (45, 46217927), (49, 42445035), (63, 33012805), (105, 19807683), (147, 14148345), (245, 8489007), (315, 6602561), (441, 4716115), (683, 3045105), (735, 2829669), (1381, 1506015), (2049, 1015035), (2205, 943223), (3415, 609021), (4143, 502005), (4781, 435015), (6147, 338345), (6905, 301203), (9667, 215145), (10245, 203007), (12429, 167335), (14343, 145005), (20715, 100401), (23905, 87003), (29001, 71715), (30735, 67669), (33467, 62145), (43029, 48335)]