2149698817

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{221413}}^1$

素因数の和:221512

約数の個数: 16

約数和(自身を含む): 2621541760

約数和(自身を除く): 471842943

約数列:

[1, 7, 19, 73, 133, 511, 1387, 9709, 221413, 1549891, 4206847, 16163149, 29447929, 113142043, 307099831, 2149698817]

約数ペア:

[(1, 2149698817), (7, 307099831), (19, 113142043), (73, 29447929), (133, 16163149), (511, 4206847), (1387, 1549891), (9709, 221413)]