25214273

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 32

約数和(自身を含む): 31968000

約数和(自身を除く): 6753727

約数列:

[1, 7, 19, 49, 53, 73, 133, 343, 371, 511, 931, 1007, 1387, 2597, 3577, 3869, 6517, 7049, 9709, 18179, 25039, 27083, 49343, 67963, 73511, 189581, 345401, 475741, 514577, 1327067, 3602039, 25214273]

約数ペア:

[(1, 25214273), (7, 3602039), (19, 1327067), (49, 514577), (53, 475741), (73, 345401), (133, 189581), (343, 73511), (371, 67963), (511, 49343), (931, 27083), (1007, 25039), (1387, 18179), (2597, 9709), (3577, 7049), (3869, 6517)]