138679215

素因数分解:

$3^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{11261}}^1$

素因数の和:12090

約数の個数: 16

約数和(自身を含む): 222176736

約数和(自身を除く): 83497521

約数列:

[1, 3, 5, 15, 821, 2463, 4105, 11261, 12315, 33783, 56305, 168915, 9245281, 27735843, 46226405, 138679215]

約数ペア:

[(1, 138679215), (3, 46226405), (5, 27735843), (15, 9245281), (821, 168915), (2463, 56305), (4105, 33783), (11261, 12315)]