261366

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{127}}^1$

素因数の和:153

約数の個数: 32

約数和(自身を含む): 614400

約数和(自身を除く): 353034

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 127, 147, 254, 294, 343, 381, 686, 762, 889, 1029, 1778, 2058, 2667, 5334, 6223, 12446, 18669, 37338, 43561, 87122, 130683, 261366]

約数ペア:

[(1, 261366), (2, 130683), (3, 87122), (6, 43561), (7, 37338), (14, 18669), (21, 12446), (42, 6223), (49, 5334), (98, 2667), (127, 2058), (147, 1778), (254, 1029), (294, 889), (343, 762), (381, 686)]