990779042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{437237}}^1$

素因数の和:437353

約数の個数: 16

約数和(自身を含む): 1637019072

約数和(自身を除く): 646240030

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 437237, 874474, 4809607, 9619214, 45035411, 90070822, 495389521, 990779042]

約数ペア:

[(1, 990779042), (2, 495389521), (11, 90070822), (22, 45035411), (103, 9619214), (206, 4809607), (1133, 874474), (2266, 437237)]