67214721

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{15767}}^1$

素因数の和:15813

約数の個数: 24

約数和(自身を含む): 107853120

約数和(自身を除く): 40638399

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 15767, 47301, 110369, 331107, 457243, 772583, 1371729, 2317749, 3200701, 9602103, 22404907, 67214721]

約数ペア:

[(1, 67214721), (3, 22404907), (7, 9602103), (21, 3200701), (29, 2317749), (49, 1371729), (87, 772583), (147, 457243), (203, 331107), (609, 110369), (1421, 47301), (4263, 15767)]