12789321

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{4111}}^1$

素因数の和:4192

約数の個数: 16

約数和(自身を含む): 18355968

約数和(自身を除く): 5566647

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 4111, 12333, 69887, 209661, 250771, 752313, 4263107, 12789321]

約数ペア:

[(1, 12789321), (3, 4263107), (17, 752313), (51, 250771), (61, 209661), (183, 69887), (1037, 12333), (3111, 4111)]