27726405

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{317}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 54950400

約数和(自身を除く): 27223995

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 317, 343, 357, 595, 735, 833, 951, 1029, 1585, 1715, 1785, 2219, 2499, 4165, 4755, 5145, 5389, 5831, 6657, 11095, 12495, 15533, 16167, 17493, 26945, 29155, 33285, 37723, 46599, 77665, 80835, 87465, 108731, 113169, 188615, 232995, 264061, 326193, 543655, 565845, 792183, 1320305, 1630965, 1848427, 3960915, 5545281, 9242135, 27726405]

約数ペア:

[(1, 27726405), (3, 9242135), (5, 5545281), (7, 3960915), (15, 1848427), (17, 1630965), (21, 1320305), (35, 792183), (49, 565845), (51, 543655), (85, 326193), (105, 264061), (119, 232995), (147, 188615), (245, 113169), (255, 108731), (317, 87465), (343, 80835), (357, 77665), (595, 46599), (735, 37723), (833, 33285), (951, 29155), (1029, 26945), (1585, 17493), (1715, 16167), (1785, 15533), (2219, 12495), (2499, 11095), (4165, 6657), (4755, 5831), (5145, 5389)]