66420243

素因数分解:

$3^4\times {\mathrm{383}}^1\times {\mathrm{2141}}^1$

素因数の和:2536

約数の個数: 20

約数和(自身を含む): 99525888

約数和(自身を除く): 33105645

約数列:

[1, 3, 9, 27, 81, 383, 1149, 2141, 3447, 6423, 10341, 19269, 31023, 57807, 173421, 820003, 2460009, 7380027, 22140081, 66420243]

約数ペア:

[(1, 66420243), (3, 22140081), (9, 7380027), (27, 2460009), (81, 820003), (383, 173421), (1149, 57807), (2141, 31023), (3447, 19269), (6423, 10341)]