1766089731

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{641981}}^1$

素因数の和:642122

約数の個数: 16

約数和(自身を含む): 2711731968

約数和(自身を除く): 945642237

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 641981, 1925943, 4493867, 13481601, 84099511, 252298533, 588696577, 1766089731]

約数ペア:

[(1, 1766089731), (3, 588696577), (7, 252298533), (21, 84099511), (131, 13481601), (393, 4493867), (917, 1925943), (2751, 641981)]