1291213726

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{548519}}^1$

素因数の和:548639

約数の個数: 16

約数和(自身を含む): 2132645760

約数和(自身を除く): 841432034

約数列:

[1, 2, 11, 22, 107, 214, 1177, 2354, 548519, 1097038, 6033709, 12067418, 58691533, 117383066, 645606863, 1291213726]

約数ペア:

[(1, 1291213726), (2, 645606863), (11, 117383066), (22, 58691533), (107, 12067418), (214, 6033709), (1177, 1097038), (2354, 548519)]