1330681779

素因数分解:

$3^2\times 7^2\times {\mathrm{3017419}}^1$

素因数の和:3017439

約数の個数: 18

約数和(自身を含む): 2235908220

約数和(自身を除く): 905226441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 3017419, 9052257, 21121933, 27156771, 63365799, 147853531, 190097397, 443560593, 1330681779]

約数ペア:

[(1, 1330681779), (3, 443560593), (7, 190097397), (9, 147853531), (21, 63365799), (49, 27156771), (63, 21121933), (147, 9052257), (441, 3017419)]