211344016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{16657}}^1$

素因数の和:16739

約数の個数: 40

約数和(自身を含む): 448233464

約数和(自身を除く): 236889448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 6344, 12688, 16657, 33314, 66628, 133256, 216541, 266512, 433082, 866164, 1016077, 1732328, 2032154, 3464656, 4064308, 8128616, 13209001, 16257232, 26418002, 52836004, 105672008, 211344016]

約数ペア:

[(1, 211344016), (2, 105672008), (4, 52836004), (8, 26418002), (13, 16257232), (16, 13209001), (26, 8128616), (52, 4064308), (61, 3464656), (104, 2032154), (122, 1732328), (208, 1016077), (244, 866164), (488, 433082), (793, 266512), (976, 216541), (1586, 133256), (3172, 66628), (6344, 33314), (12688, 16657)]