247255424

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1069}}^1$

素因数の和:1235

約数の個数: 64

約数和(自身を含む): 534786000

約数和(自身を除く): 287530576

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 139, 208, 278, 416, 556, 832, 1069, 1112, 1664, 1807, 2138, 2224, 3614, 4276, 4448, 7228, 8552, 8896, 13897, 14456, 17104, 17792, 27794, 28912, 34208, 55588, 57824, 68416, 111176, 115648, 136832, 148591, 222352, 231296, 297182, 444704, 594364, 889408, 1188728, 1778816, 1931683, 2377456, 3863366, 4754912, 7726732, 9509824, 15453464, 19019648, 30906928, 61813856, 123627712, 247255424]

約数ペア:

[(1, 247255424), (2, 123627712), (4, 61813856), (8, 30906928), (13, 19019648), (16, 15453464), (26, 9509824), (32, 7726732), (52, 4754912), (64, 3863366), (104, 2377456), (128, 1931683), (139, 1778816), (208, 1188728), (278, 889408), (416, 594364), (556, 444704), (832, 297182), (1069, 231296), (1112, 222352), (1664, 148591), (1807, 136832), (2138, 115648), (2224, 111176), (3614, 68416), (4276, 57824), (4448, 55588), (7228, 34208), (8552, 28912), (8896, 27794), (13897, 17792), (14456, 17104)]