211957417

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{1973}}^1$

素因数の和:2232

約数の個数: 16

約数和(自身を含む): 246355200

約数和(自身を除く): 34397783

約数列:

[1, 7, 103, 149, 721, 1043, 1973, 13811, 15347, 107429, 203219, 293977, 1422533, 2057839, 30279631, 211957417]

約数ペア:

[(1, 211957417), (7, 30279631), (103, 2057839), (149, 1422533), (721, 293977), (1043, 203219), (1973, 107429), (13811, 15347)]