7969976144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{88903}}^1$

素因数の和:89355

約数の個数: 40

約数和(自身を含む): 16668433152

約数和(自身を除く): 8698457008

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 431, 862, 1724, 3448, 5603, 6896, 11206, 22412, 44824, 88903, 89648, 177806, 355612, 711224, 1155739, 1422448, 2311478, 4622956, 9245912, 18491824, 38317193, 76634386, 153268772, 306537544, 498123509, 613075088, 996247018, 1992494036, 3984988072, 7969976144]

約数ペア:

[(1, 7969976144), (2, 3984988072), (4, 1992494036), (8, 996247018), (13, 613075088), (16, 498123509), (26, 306537544), (52, 153268772), (104, 76634386), (208, 38317193), (431, 18491824), (862, 9245912), (1724, 4622956), (3448, 2311478), (5603, 1422448), (6896, 1155739), (11206, 711224), (22412, 355612), (44824, 177806), (88903, 89648)]