12715682721

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4552697}}^1$

素因数の和:4552733

約数の個数: 24

約数和(自身を含む): 20760302880

約数和(自身を除く): 8044620159

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 4552697, 13658091, 31868879, 86501243, 95606637, 223082153, 259503729, 605508701, 669246459, 1816526103, 4238560907, 12715682721]

約数ペア:

[(1, 12715682721), (3, 4238560907), (7, 1816526103), (19, 669246459), (21, 605508701), (49, 259503729), (57, 223082153), (133, 95606637), (147, 86501243), (399, 31868879), (931, 13658091), (2793, 4552697)]