16254385

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 23445504

約数和(自身を除く): 7191119

約数列:

[1, 5, 7, 31, 35, 71, 155, 211, 217, 355, 497, 1055, 1085, 1477, 2201, 2485, 6541, 7385, 11005, 14981, 15407, 32705, 45787, 74905, 77035, 104867, 228935, 464411, 524335, 2322055, 3250877, 16254385]

約数ペア:

[(1, 16254385), (5, 3250877), (7, 2322055), (31, 524335), (35, 464411), (71, 228935), (155, 104867), (211, 77035), (217, 74905), (355, 45787), (497, 32705), (1055, 15407), (1085, 14981), (1477, 11005), (2201, 7385), (2485, 6541)]