260655435

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:825

約数の個数: 64

約数和(自身を含む): 488079360

約数和(自身を除く): 227423925

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 127, 135, 207, 345, 381, 621, 635, 661, 1035, 1143, 1905, 1983, 2921, 3105, 3305, 3429, 5715, 5949, 8763, 9915, 14605, 15203, 17145, 17847, 26289, 29745, 43815, 45609, 76015, 78867, 83947, 89235, 131445, 136827, 228045, 251841, 394335, 410481, 419735, 684135, 755523, 1259205, 1930781, 2052405, 2266569, 3777615, 5792343, 9653905, 11332845, 17377029, 28961715, 52131087, 86885145, 260655435]

約数ペア:

[(1, 260655435), (3, 86885145), (5, 52131087), (9, 28961715), (15, 17377029), (23, 11332845), (27, 9653905), (45, 5792343), (69, 3777615), (115, 2266569), (127, 2052405), (135, 1930781), (207, 1259205), (345, 755523), (381, 684135), (621, 419735), (635, 410481), (661, 394335), (1035, 251841), (1143, 228045), (1905, 136827), (1983, 131445), (2921, 89235), (3105, 83947), (3305, 78867), (3429, 76015), (5715, 45609), (5949, 43815), (8763, 29745), (9915, 26289), (14605, 17847), (15203, 17145)]