1245974721

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{1637}}^1\times {\mathrm{4787}}^1$

素因数の和:6480

約数の個数: 16

約数和(自身を含む): 1694032704

約数和(自身を除く): 448057983

約数列:

[1, 3, 53, 159, 1637, 4787, 4911, 14361, 86761, 253711, 260283, 761133, 7836319, 23508957, 415324907, 1245974721]

約数ペア:

[(1, 1245974721), (3, 415324907), (53, 23508957), (159, 7836319), (1637, 761133), (4787, 260283), (4911, 253711), (14361, 86761)]