7780147209

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{439}}^1\times {\mathrm{41897}}^1$

素因数の和:42389

約数の個数: 24

約数和(自身を含む): 11503514880

約数和(自身を除く): 3723367671

約数列:

[1, 3, 9, 47, 141, 423, 439, 1317, 3951, 20633, 41897, 61899, 125691, 185697, 377073, 1969159, 5907477, 17722431, 18392783, 55178349, 165535047, 864460801, 2593382403, 7780147209]

約数ペア:

[(1, 7780147209), (3, 2593382403), (9, 864460801), (47, 165535047), (141, 55178349), (423, 18392783), (439, 17722431), (1317, 5907477), (3951, 1969159), (20633, 377073), (41897, 185697), (61899, 125691)]