201639454779

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{53641781}}^1$

素因数の和:53641970

約数の個数: 16

約数和(自身を含む): 308976664320

約数和(自身を除く): 107337209541

約数列:

[1, 3, 7, 21, 179, 537, 1253, 3759, 53641781, 160925343, 375492467, 1126477401, 9601878799, 28805636397, 67213151593, 201639454779]

約数ペア:

[(1, 201639454779), (3, 67213151593), (7, 28805636397), (21, 9601878799), (179, 1126477401), (537, 375492467), (1253, 160925343), (3759, 53641781)]