47664369

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{30971}}^1$

素因数の和:31002

約数の個数: 20

約数和(自身を含む): 74952240

約数和(自身を除く): 27287871

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 30971, 92913, 278739, 588449, 836217, 1765347, 2508651, 5296041, 15888123, 47664369]

約数ペア:

[(1, 47664369), (3, 15888123), (9, 5296041), (19, 2508651), (27, 1765347), (57, 836217), (81, 588449), (171, 278739), (513, 92913), (1539, 30971)]