219075273

素因数分解:

$3^4\times {\mathrm{313}}^1\times {\mathrm{8641}}^1$

素因数の和:8966

約数の個数: 20

約数和(自身を含む): 328344148

約数和(自身を除く): 109268875

約数列:

[1, 3, 9, 27, 81, 313, 939, 2817, 8451, 8641, 25353, 25923, 77769, 233307, 699921, 2704633, 8113899, 24341697, 73025091, 219075273]

約数ペア:

[(1, 219075273), (3, 73025091), (9, 24341697), (27, 8113899), (81, 2704633), (313, 699921), (939, 233307), (2817, 77769), (8451, 25923), (8641, 25353)]