7131449936

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{218381}}^1$

素因数の和:218559

約数の個数: 40

約数和(自身を含む): 14974890504

約数和(自身を除く): 7843440568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 157, 208, 314, 628, 1256, 2041, 2512, 4082, 8164, 16328, 32656, 218381, 436762, 873524, 1747048, 2838953, 3494096, 5677906, 11355812, 22711624, 34285817, 45423248, 68571634, 137143268, 274286536, 445715621, 548573072, 891431242, 1782862484, 3565724968, 7131449936]

約数ペア:

[(1, 7131449936), (2, 3565724968), (4, 1782862484), (8, 891431242), (13, 548573072), (16, 445715621), (26, 274286536), (52, 137143268), (104, 68571634), (157, 45423248), (208, 34285817), (314, 22711624), (628, 11355812), (1256, 5677906), (2041, 3494096), (2512, 2838953), (4082, 1747048), (8164, 873524), (16328, 436762), (32656, 218381)]