291299632

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1400479}}^1$

素因数の和:1400500

約数の個数: 20

約数和(自身を含む): 607808320

約数和(自身を除く): 316508688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1400479, 2800958, 5601916, 11203832, 18206227, 22407664, 36412454, 72824908, 145649816, 291299632]

約数ペア:

[(1, 291299632), (2, 145649816), (4, 72824908), (8, 36412454), (13, 22407664), (16, 18206227), (26, 11203832), (52, 5601916), (104, 2800958), (208, 1400479)]