23115825

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1447}}^1$

素因数の和:1534

約数の個数: 36

約数和(自身を含む): 42015168

約数和(自身を除く): 18899343

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1447, 1775, 3195, 4341, 5325, 7235, 13023, 15975, 21705, 36175, 65115, 102737, 108525, 308211, 325575, 513685, 924633, 1541055, 2568425, 4623165, 7705275, 23115825]

約数ペア:

[(1, 23115825), (3, 7705275), (5, 4623165), (9, 2568425), (15, 1541055), (25, 924633), (45, 513685), (71, 325575), (75, 308211), (213, 108525), (225, 102737), (355, 65115), (639, 36175), (1065, 21705), (1447, 15975), (1775, 13023), (3195, 7235), (4341, 5325)]