90691921

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 105062400

約数和(自身を除く): 14370479

約数列:

[1, 19, 23, 37, 71, 79, 437, 703, 851, 1349, 1501, 1633, 1817, 2627, 2923, 5609, 16169, 31027, 34523, 49913, 55537, 60421, 67229, 106571, 129007, 207533, 1147999, 1277351, 2451133, 3943127, 4773259, 90691921]

約数ペア:

[(1, 90691921), (19, 4773259), (23, 3943127), (37, 2451133), (71, 1277351), (79, 1147999), (437, 207533), (703, 129007), (851, 106571), (1349, 67229), (1501, 60421), (1633, 55537), (1817, 49913), (2627, 34523), (2923, 31027), (5609, 16169)]