207864075

素因数分解:

$3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 351088640

約数和(自身を除く): 143224565

約数列:

[1, 3, 5, 15, 25, 75, 127, 139, 157, 381, 417, 471, 635, 695, 785, 1905, 2085, 2355, 3175, 3475, 3925, 9525, 10425, 11775, 17653, 19939, 21823, 52959, 59817, 65469, 88265, 99695, 109115, 264795, 299085, 327345, 441325, 498475, 545575, 1323975, 1495425, 1636725, 2771521, 8314563, 13857605, 41572815, 69288025, 207864075]

約数ペア:

[(1, 207864075), (3, 69288025), (5, 41572815), (15, 13857605), (25, 8314563), (75, 2771521), (127, 1636725), (139, 1495425), (157, 1323975), (381, 545575), (417, 498475), (471, 441325), (635, 327345), (695, 299085), (785, 264795), (1905, 109115), (2085, 99695), (2355, 88265), (3175, 65469), (3475, 59817), (3925, 52959), (9525, 21823), (10425, 19939), (11775, 17653)]