69780459

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{20639}}^1$

素因数の和:20679

約数の個数: 24

約数和(自身を含む): 112942080

約数和(自身を除く): 43161621

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 20639, 61917, 144473, 433419, 474697, 1011311, 1424091, 3033933, 3322879, 9968637, 23260153, 69780459]

約数ペア:

[(1, 69780459), (3, 23260153), (7, 9968637), (21, 3322879), (23, 3033933), (49, 1424091), (69, 1011311), (147, 474697), (161, 433419), (483, 144473), (1127, 61917), (3381, 20639)]