78811995

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{1759}}^1$

素因数の和:1899

約数の個数: 32

約数和(自身を含む): 131788800

約数和(自身を除く): 52976805

約数列:

[1, 3, 5, 15, 29, 87, 103, 145, 309, 435, 515, 1545, 1759, 2987, 5277, 8795, 8961, 14935, 26385, 44805, 51011, 153033, 181177, 255055, 543531, 765165, 905885, 2717655, 5254133, 15762399, 26270665, 78811995]

約数ペア:

[(1, 78811995), (3, 26270665), (5, 15762399), (15, 5254133), (29, 2717655), (87, 905885), (103, 765165), (145, 543531), (309, 255055), (435, 181177), (515, 153033), (1545, 51011), (1759, 44805), (2987, 26385), (5277, 14935), (8795, 8961)]