289241931

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{143687}}^1$

素因数の和:143762

約数の個数: 16

約数和(自身を含む): 427615488

約数和(自身を除く): 138373557

約数列:

[1, 3, 11, 33, 61, 183, 671, 2013, 143687, 431061, 1580557, 4741671, 8764907, 26294721, 96413977, 289241931]

約数ペア:

[(1, 289241931), (3, 96413977), (11, 26294721), (33, 8764907), (61, 4741671), (183, 1580557), (671, 431061), (2013, 143687)]