72921970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{9337}}^1$

素因数の和:9426

約数の個数: 32

約数和(自身を含む): 145224576

約数和(自身を除く): 72302606

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 9337, 18674, 46685, 93370, 102707, 205414, 513535, 662927, 1027070, 1325854, 3314635, 6629270, 7292197, 14584394, 36460985, 72921970]

約数ペア:

[(1, 72921970), (2, 36460985), (5, 14584394), (10, 7292197), (11, 6629270), (22, 3314635), (55, 1325854), (71, 1027070), (110, 662927), (142, 513535), (355, 205414), (710, 102707), (781, 93370), (1562, 46685), (3905, 18674), (7810, 9337)]