213003856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{24977}}^1$

素因数の和:25039

約数の個数: 40

約数和(自身を含む): 455298984

約数和(自身を除く): 242295128

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 4264, 8528, 24977, 49954, 99908, 199816, 324701, 399632, 649402, 1024057, 1298804, 2048114, 2597608, 4096228, 5195216, 8192456, 13312741, 16384912, 26625482, 53250964, 106501928, 213003856]

約数ペア:

[(1, 213003856), (2, 106501928), (4, 53250964), (8, 26625482), (13, 16384912), (16, 13312741), (26, 8192456), (41, 5195216), (52, 4096228), (82, 2597608), (104, 2048114), (164, 1298804), (208, 1024057), (328, 649402), (533, 399632), (656, 324701), (1066, 199816), (2132, 99908), (4264, 49954), (8528, 24977)]