15689367

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 23557248

約数和(自身を除く): 7867881

約数列:

[1, 3, 9, 43, 71, 129, 213, 387, 571, 639, 1713, 3053, 5139, 9159, 24553, 27477, 40541, 73659, 121623, 220977, 364869, 1743263, 5229789, 15689367]

約数ペア:

[(1, 15689367), (3, 5229789), (9, 1743263), (43, 364869), (71, 220977), (129, 121623), (213, 73659), (387, 40541), (571, 27477), (639, 24553), (1713, 9159), (3053, 5139)]