1298981327

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{17203}}^1$

素因数の和:17307

約数の個数: 24

約数和(自身を含む): 1600384896

約数和(自身を除く): 301403569

約数列:

[1, 7, 23, 49, 67, 161, 469, 1127, 1541, 3283, 10787, 17203, 75509, 120421, 395669, 842947, 1152601, 2769683, 8068207, 19387781, 26509823, 56477449, 185568761, 1298981327]

約数ペア:

[(1, 1298981327), (7, 185568761), (23, 56477449), (49, 26509823), (67, 19387781), (161, 8068207), (469, 2769683), (1127, 1152601), (1541, 842947), (3283, 395669), (10787, 120421), (17203, 75509)]