16746415

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 24385536

約数和(自身を除く): 7639121

約数列:

[1, 5, 7, 23, 35, 71, 115, 161, 293, 355, 497, 805, 1465, 1633, 2051, 2485, 6739, 8165, 10255, 11431, 20803, 33695, 47173, 57155, 104015, 145621, 235865, 478469, 728105, 2392345, 3349283, 16746415]

約数ペア:

[(1, 16746415), (5, 3349283), (7, 2392345), (23, 728105), (35, 478469), (71, 235865), (115, 145621), (161, 104015), (293, 57155), (355, 47173), (497, 33695), (805, 20803), (1465, 11431), (1633, 10255), (2051, 8165), (2485, 6739)]