66621987

素因数分解:

$3^3\times {\mathrm{421}}^1\times {\mathrm{5861}}^1$

素因数の和:6291

約数の個数: 16

約数和(自身を含む): 98950560

約数和(自身を除く): 32328573

約数列:

[1, 3, 9, 27, 421, 1263, 3789, 5861, 11367, 17583, 52749, 158247, 2467481, 7402443, 22207329, 66621987]

約数ペア:

[(1, 66621987), (3, 22207329), (9, 7402443), (27, 2467481), (421, 158247), (1263, 52749), (3789, 17583), (5861, 11367)]