51618345

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1303}}^1$

素因数の和:1469

約数の個数: 32

約数和(自身を含む): 87628800

約数和(自身を除く): 36010455

約数列:

[1, 3, 5, 15, 19, 57, 95, 139, 285, 417, 695, 1303, 2085, 2641, 3909, 6515, 7923, 13205, 19545, 24757, 39615, 74271, 123785, 181117, 371355, 543351, 905585, 2716755, 3441223, 10323669, 17206115, 51618345]

約数ペア:

[(1, 51618345), (3, 17206115), (5, 10323669), (15, 3441223), (19, 2716755), (57, 905585), (95, 543351), (139, 371355), (285, 181117), (417, 123785), (695, 74271), (1303, 39615), (2085, 24757), (2641, 19545), (3909, 13205), (6515, 7923)]