207920216

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{36761}}^1$

素因数の和:36875

約数の個数: 32

約数和(自身を含む): 449966880

約数和(自身を除く): 242046664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 5656, 36761, 73522, 147044, 257327, 294088, 514654, 1029308, 2058616, 3712861, 7425722, 14851444, 25990027, 29702888, 51980054, 103960108, 207920216]

約数ペア:

[(1, 207920216), (2, 103960108), (4, 51980054), (7, 29702888), (8, 25990027), (14, 14851444), (28, 7425722), (56, 3712861), (101, 2058616), (202, 1029308), (404, 514654), (707, 294088), (808, 257327), (1414, 147044), (2828, 73522), (5656, 36761)]