258321891

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{30013}}^1$

素因数の和:30186

約数の個数: 16

約数和(自身を含む): 364970240

約数和(自身を除く): 106648349

約数列:

[1, 3, 19, 57, 151, 453, 2869, 8607, 30013, 90039, 570247, 1710741, 4531963, 13595889, 86107297, 258321891]

約数ペア:

[(1, 258321891), (3, 86107297), (19, 13595889), (57, 4531963), (151, 1710741), (453, 570247), (2869, 90039), (8607, 30013)]