281683556

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{130651}}^1$

素因数の和:130680

約数の個数: 36

約数和(自身を含む): 625561776

約数和(自身を除く): 343878220

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 130651, 261302, 522604, 914557, 1437161, 1829114, 2874322, 3658228, 5748644, 6401899, 10060127, 12803798, 20120254, 25607596, 40240508, 70420889, 140841778, 281683556]

約数ペア:

[(1, 281683556), (2, 140841778), (4, 70420889), (7, 40240508), (11, 25607596), (14, 20120254), (22, 12803798), (28, 10060127), (44, 6401899), (49, 5748644), (77, 3658228), (98, 2874322), (154, 1829114), (196, 1437161), (308, 914557), (539, 522604), (1078, 261302), (2156, 130651)]