217898013

素因数分解:

$3^1\times {\mathrm{113}}^1\times {\mathrm{523}}^1\times {\mathrm{1229}}^1$

素因数の和:1868

約数の個数: 16

約数和(自身を含む): 293901120

約数和(自身を除く): 76003107

約数列:

[1, 3, 113, 339, 523, 1229, 1569, 3687, 59099, 138877, 177297, 416631, 642767, 1928301, 72632671, 217898013]

約数ペア:

[(1, 217898013), (3, 72632671), (113, 1928301), (339, 642767), (523, 416631), (1229, 177297), (1569, 138877), (3687, 59099)]