207838587

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1571}}^1$

素因数の和:1815

約数の個数: 32

約数和(自身を含む): 319933440

約数和(自身を除く): 112094853

約数列:

[1, 3, 11, 19, 33, 57, 209, 211, 627, 633, 1571, 2321, 4009, 4713, 6963, 12027, 17281, 29849, 44099, 51843, 89547, 132297, 328339, 331481, 985017, 994443, 3646291, 6298139, 10938873, 18894417, 69279529, 207838587]

約数ペア:

[(1, 207838587), (3, 69279529), (11, 18894417), (19, 10938873), (33, 6298139), (57, 3646291), (209, 994443), (211, 985017), (627, 331481), (633, 328339), (1571, 132297), (2321, 89547), (4009, 51843), (4713, 44099), (6963, 29849), (12027, 17281)]