219312393

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{30937}}^1$

素因数の和:31096

約数の個数: 16

約数和(自身を含む): 311855040

約数和(自身を除く): 92542647

約数列:

[1, 3, 17, 51, 139, 417, 2363, 7089, 30937, 92811, 525929, 1577787, 4300243, 12900729, 73104131, 219312393]

約数ペア:

[(1, 219312393), (3, 73104131), (17, 12900729), (51, 4300243), (139, 1577787), (417, 525929), (2363, 92811), (7089, 30937)]