128694015

素因数分解:

$3^8\times 5^1\times {\mathrm{3923}}^1$

素因数の和:3952

約数の個数: 36

約数和(自身を含む): 231696504

約数和(自身を除く): 103002489

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 2187, 3645, 3923, 6561, 10935, 11769, 19615, 32805, 35307, 58845, 105921, 176535, 317763, 529605, 953289, 1588815, 2859867, 4766445, 8579601, 14299335, 25738803, 42898005, 128694015]

約数ペア:

[(1, 128694015), (3, 42898005), (5, 25738803), (9, 14299335), (15, 8579601), (27, 4766445), (45, 2859867), (81, 1588815), (135, 953289), (243, 529605), (405, 317763), (729, 176535), (1215, 105921), (2187, 58845), (3645, 35307), (3923, 32805), (6561, 19615), (10935, 11769)]