9899487

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{401}}^1$

素因数の和:631

約数の個数: 24

約数和(自身を含む): 15510768

約数和(自身を除く): 5611281

約数列:

[1, 3, 9, 13, 39, 117, 211, 401, 633, 1203, 1899, 2743, 3609, 5213, 8229, 15639, 24687, 46917, 84611, 253833, 761499, 1099943, 3299829, 9899487]

約数ペア:

[(1, 9899487), (3, 3299829), (9, 1099943), (13, 761499), (39, 253833), (117, 84611), (211, 46917), (401, 24687), (633, 15639), (1203, 8229), (1899, 5213), (2743, 3609)]