221448303

素因数分解:

$3^3\times {\mathrm{1409}}^1\times {\mathrm{5821}}^1$

素因数の和:7239

約数の個数: 16

約数和(自身を含む): 328360800

約数和(自身を除く): 106912497

約数列:

[1, 3, 9, 27, 1409, 4227, 5821, 12681, 17463, 38043, 52389, 157167, 8201789, 24605367, 73816101, 221448303]

約数ペア:

[(1, 221448303), (3, 73816101), (9, 24605367), (27, 8201789), (1409, 157167), (4227, 52389), (5821, 38043), (12681, 17463)]