1289354

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{569}}^1$

素因数の和:685

約数の個数: 16

約数和(自身を含む): 2134080

約数和(自身を除く): 844726

約数列:

[1, 2, 11, 22, 103, 206, 569, 1133, 1138, 2266, 6259, 12518, 58607, 117214, 644677, 1289354]

約数ペア:

[(1, 1289354), (2, 644677), (11, 117214), (22, 58607), (103, 12518), (206, 6259), (569, 2266), (1133, 1138)]