25567155

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 46222176

約数和(自身を除く): 20655021

約数列:

[1, 3, 5, 9, 15, 43, 45, 73, 129, 181, 215, 219, 365, 387, 543, 645, 657, 905, 1095, 1629, 1935, 2715, 3139, 3285, 7783, 8145, 9417, 13213, 15695, 23349, 28251, 38915, 39639, 47085, 66065, 70047, 116745, 118917, 141255, 198195, 350235, 568159, 594585, 1704477, 2840795, 5113431, 8522385, 25567155]

約数ペア:

[(1, 25567155), (3, 8522385), (5, 5113431), (9, 2840795), (15, 1704477), (43, 594585), (45, 568159), (73, 350235), (129, 198195), (181, 141255), (215, 118917), (219, 116745), (365, 70047), (387, 66065), (543, 47085), (645, 39639), (657, 38915), (905, 28251), (1095, 23349), (1629, 15695), (1935, 13213), (2715, 9417), (3139, 8145), (3285, 7783)]