1263303

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{659}}^1$

素因数の和:739

約数の個数: 16

約数和(自身を含む): 1900800

約数和(自身を除く): 637497

約数列:

[1, 3, 9, 27, 71, 213, 639, 659, 1917, 1977, 5931, 17793, 46789, 140367, 421101, 1263303]

約数ペア:

[(1, 1263303), (3, 421101), (9, 140367), (27, 46789), (71, 17793), (213, 5931), (639, 1977), (659, 1917)]