1271439884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{31307}}^1$

素因数の和:31406

約数の個数: 48

約数和(自身を含む): 2650910976

約数和(自身を除く): 1379471092

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 71, 142, 143, 284, 286, 572, 781, 923, 1562, 1846, 3124, 3692, 10153, 20306, 31307, 40612, 62614, 125228, 344377, 406991, 688754, 813982, 1377508, 1627964, 2222797, 4445594, 4476901, 8891188, 8953802, 17907604, 24450767, 28896361, 48901534, 57792722, 97803068, 115585444, 317859971, 635719942, 1271439884]

約数ペア:

[(1, 1271439884), (2, 635719942), (4, 317859971), (11, 115585444), (13, 97803068), (22, 57792722), (26, 48901534), (44, 28896361), (52, 24450767), (71, 17907604), (142, 8953802), (143, 8891188), (284, 4476901), (286, 4445594), (572, 2222797), (781, 1627964), (923, 1377508), (1562, 813982), (1846, 688754), (3124, 406991), (3692, 344377), (10153, 125228), (20306, 62614), (31307, 40612)]