349988289

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{54287}}^1$

素因数の和:54604

約数の個数: 16

約数和(自身を含む): 535062528

約数和(自身を除く): 185074239

約数列:

[1, 3, 7, 21, 307, 921, 2149, 6447, 54287, 162861, 380009, 1140027, 16666109, 49998327, 116662763, 349988289]

約数ペア:

[(1, 349988289), (3, 116662763), (7, 49998327), (21, 16666109), (307, 1140027), (921, 380009), (2149, 162861), (6447, 54287)]