20171476089

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{463}}^1\times {\mathrm{1091}}^1$

素因数の和:1612

約数の個数: 80

約数和(自身を含む): 33106993920

約数和(自身を除く): 12935517831

約数列:

[1, 3, 9, 17, 27, 29, 51, 81, 87, 153, 261, 459, 463, 493, 783, 1091, 1377, 1389, 1479, 2349, 3273, 4167, 4437, 7871, 9819, 12501, 13311, 13427, 18547, 23613, 29457, 31639, 37503, 39933, 40281, 55641, 70839, 88371, 94917, 120843, 166923, 212517, 228259, 284751, 362529, 500769, 505133, 537863, 637551, 684777, 854253, 1087587, 1502307, 1515399, 1613589, 2054331, 2562759, 4546197, 4840767, 6162993, 8587261, 13638591, 14522301, 14648857, 18488979, 25761783, 40915773, 43566903, 43946571, 77285349, 131839713, 231856047, 249030569, 395519139, 695568141, 747091707, 1186557417, 2241275121, 6723825363, 20171476089]

約数ペア:

[(1, 20171476089), (3, 6723825363), (9, 2241275121), (17, 1186557417), (27, 747091707), (29, 695568141), (51, 395519139), (81, 249030569), (87, 231856047), (153, 131839713), (261, 77285349), (459, 43946571), (463, 43566903), (493, 40915773), (783, 25761783), (1091, 18488979), (1377, 14648857), (1389, 14522301), (1479, 13638591), (2349, 8587261), (3273, 6162993), (4167, 4840767), (4437, 4546197), (7871, 2562759), (9819, 2054331), (12501, 1613589), (13311, 1515399), (13427, 1502307), (18547, 1087587), (23613, 854253), (29457, 684777), (31639, 637551), (37503, 537863), (39933, 505133), (40281, 500769), (55641, 362529), (70839, 284751), (88371, 228259), (94917, 212517), (120843, 166923)]