47892789

素因数分解:

$3^4\times 7^1\times {\mathrm{84467}}^1$

素因数の和:84486

約数の個数: 20

約数和(自身を含む): 81765024

約数和(自身を除く): 33872235

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 84467, 253401, 591269, 760203, 1773807, 2280609, 5321421, 6841827, 15964263, 47892789]

約数ペア:

[(1, 47892789), (3, 15964263), (7, 6841827), (9, 5321421), (21, 2280609), (27, 1773807), (63, 760203), (81, 591269), (189, 253401), (567, 84467)]