27109985

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 41959296

約数和(自身を除く): 14849311

約数列:

[1, 5, 7, 17, 23, 35, 49, 85, 115, 119, 161, 245, 283, 391, 595, 805, 833, 1127, 1415, 1955, 1981, 2737, 4165, 4811, 5635, 6509, 9905, 13685, 13867, 19159, 24055, 32545, 33677, 45563, 69335, 95795, 110653, 168385, 227815, 235739, 318941, 553265, 774571, 1178695, 1594705, 3872855, 5421997, 27109985]

約数ペア:

[(1, 27109985), (5, 5421997), (7, 3872855), (17, 1594705), (23, 1178695), (35, 774571), (49, 553265), (85, 318941), (115, 235739), (119, 227815), (161, 168385), (245, 110653), (283, 95795), (391, 69335), (595, 45563), (805, 33677), (833, 32545), (1127, 24055), (1415, 19159), (1955, 13867), (1981, 13685), (2737, 9905), (4165, 6509), (4811, 5635)]