1871079

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:790

約数の個数: 16

約数和(自身を含む): 2876160

約数和(自身を除く): 1005081

約数列:

[1, 3, 7, 21, 139, 417, 641, 973, 1923, 2919, 4487, 13461, 89099, 267297, 623693, 1871079]

約数ペア:

[(1, 1871079), (3, 623693), (7, 267297), (21, 89099), (139, 13461), (417, 4487), (641, 2919), (973, 1923)]