1914812825

素因数分解:

$5^2\times {\mathrm{199}}^1\times {\mathrm{557}}^1\times {\mathrm{691}}^1$

素因数の和:1457

約数の個数: 24

約数和(自身を含む): 2394043200

約数和(自身を除く): 479230375

約数列:

[1, 5, 25, 199, 557, 691, 995, 2785, 3455, 4975, 13925, 17275, 110843, 137509, 384887, 554215, 687545, 1924435, 2771075, 3437725, 9622175, 76592513, 382962565, 1914812825]

約数ペア:

[(1, 1914812825), (5, 382962565), (25, 76592513), (199, 9622175), (557, 3437725), (691, 2771075), (995, 1924435), (2785, 687545), (3455, 554215), (4975, 384887), (13925, 137509), (17275, 110843)]