747873

素因数分解:

$3^4\times 7^1\times {\mathrm{1319}}^1$

素因数の和:1338

約数の個数: 20

約数和(自身を含む): 1277760

約数和(自身を除く): 529887

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1319, 3957, 9233, 11871, 27699, 35613, 83097, 106839, 249291, 747873]

約数ペア:

[(1, 747873), (3, 249291), (7, 106839), (9, 83097), (21, 35613), (27, 27699), (63, 11871), (81, 9233), (189, 3957), (567, 1319)]