25481997

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:238

約数の個数: 36

約数和(自身を含む): 39894036

約数和(自身を除く): 14412039

約数列:

[1, 3, 9, 17, 51, 97, 101, 153, 289, 291, 303, 867, 873, 909, 1649, 1717, 2601, 4947, 5151, 9797, 14841, 15453, 28033, 29189, 29391, 84099, 87567, 88173, 166549, 252297, 262701, 499647, 1498941, 2831333, 8493999, 25481997]

約数ペア:

[(1, 25481997), (3, 8493999), (9, 2831333), (17, 1498941), (51, 499647), (97, 262701), (101, 252297), (153, 166549), (289, 88173), (291, 87567), (303, 84099), (867, 29391), (873, 29189), (909, 28033), (1649, 15453), (1717, 14841), (2601, 9797), (4947, 5151)]