57221385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4133}}^1$

素因数の和:4225

約数の個数: 32

約数和(自身を含む): 100009728

約数和(自身を除く): 42788343

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 195, 213, 355, 923, 1065, 2769, 4133, 4615, 12399, 13845, 20665, 53729, 61995, 161187, 268645, 293443, 805935, 880329, 1467215, 3814759, 4401645, 11444277, 19073795, 57221385]

約数ペア:

[(1, 57221385), (3, 19073795), (5, 11444277), (13, 4401645), (15, 3814759), (39, 1467215), (65, 880329), (71, 805935), (195, 293443), (213, 268645), (355, 161187), (923, 61995), (1065, 53729), (2769, 20665), (4133, 13845), (4615, 12399)]