42977961

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{15971}}^1$

素因数の和:16013

約数の個数: 24

約数和(自身を含む): 69765696

約数和(自身を除く): 26787735

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 15971, 47913, 143739, 207623, 367333, 622869, 1101999, 1868607, 3305997, 4775329, 14325987, 42977961]

約数ペア:

[(1, 42977961), (3, 14325987), (9, 4775329), (13, 3305997), (23, 1868607), (39, 1101999), (69, 622869), (117, 367333), (207, 207623), (299, 143739), (897, 47913), (2691, 15971)]