2979515

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 4561920

約数和(自身を除く): 1582405

約数列:

[1, 5, 7, 11, 35, 55, 71, 77, 109, 355, 385, 497, 545, 763, 781, 1199, 2485, 3815, 3905, 5467, 5995, 7739, 8393, 27335, 38695, 41965, 54173, 85129, 270865, 425645, 595903, 2979515]

約数ペア:

[(1, 2979515), (5, 595903), (7, 425645), (11, 270865), (35, 85129), (55, 54173), (71, 41965), (77, 38695), (109, 27335), (355, 8393), (385, 7739), (497, 5995), (545, 5467), (763, 3905), (781, 3815), (1199, 2485)]