28964385

素因数分解:

$3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 53813760

約数和(自身を除く): 24849375

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 243, 279, 405, 465, 769, 837, 1215, 1395, 2307, 2511, 3845, 4185, 6921, 7533, 11535, 12555, 20763, 23839, 34605, 37665, 62289, 71517, 103815, 119195, 186867, 214551, 311445, 357585, 643653, 934335, 1072755, 1930959, 3218265, 5792877, 9654795, 28964385]

約数ペア:

[(1, 28964385), (3, 9654795), (5, 5792877), (9, 3218265), (15, 1930959), (27, 1072755), (31, 934335), (45, 643653), (81, 357585), (93, 311445), (135, 214551), (155, 186867), (243, 119195), (279, 103815), (405, 71517), (465, 62289), (769, 37665), (837, 34605), (1215, 23839), (1395, 20763), (2307, 12555), (2511, 11535), (3845, 7533), (4185, 6921)]