1291218238

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{566821}}^1$

素因数の和:566907

約数の個数: 16

約数和(自身を含む): 2081370384

約数和(自身を除く): 790152146

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 566821, 1133642, 9635957, 19271914, 37977007, 75954014, 645609119, 1291218238]

約数ペア:

[(1, 1291218238), (2, 645609119), (17, 75954014), (34, 37977007), (67, 19271914), (134, 9635957), (1139, 1133642), (2278, 566821)]