25013715

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{421}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 42659136

約数和(自身を除く): 17645421

約数列:

[1, 3, 5, 15, 17, 51, 85, 233, 255, 421, 699, 1165, 1263, 2105, 3495, 3961, 6315, 7157, 11883, 19805, 21471, 35785, 59415, 98093, 107355, 294279, 490465, 1471395, 1667581, 5002743, 8337905, 25013715]

約数ペア:

[(1, 25013715), (3, 8337905), (5, 5002743), (15, 1667581), (17, 1471395), (51, 490465), (85, 294279), (233, 107355), (255, 98093), (421, 59415), (699, 35785), (1165, 21471), (1263, 19805), (2105, 11883), (3495, 7157), (3961, 6315)]