42857375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 59304960

約数和(自身を除く): 16447585

約数列:

[1, 5, 11, 25, 55, 71, 125, 275, 355, 439, 781, 1375, 1775, 2195, 3905, 4829, 8875, 10975, 19525, 24145, 31169, 54875, 97625, 120725, 155845, 342859, 603625, 779225, 1714295, 3896125, 8571475, 42857375]

約数ペア:

[(1, 42857375), (5, 8571475), (11, 3896125), (25, 1714295), (55, 779225), (71, 603625), (125, 342859), (275, 155845), (355, 120725), (439, 97625), (781, 54875), (1375, 31169), (1775, 24145), (2195, 19525), (3905, 10975), (4829, 8875)]