31685901

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{701}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 48746880

約数和(自身を除く): 17060979

約数列:

[1, 3, 13, 19, 39, 57, 61, 183, 247, 701, 741, 793, 1159, 2103, 2379, 3477, 9113, 13319, 15067, 27339, 39957, 42761, 45201, 128283, 173147, 519441, 555893, 812459, 1667679, 2437377, 10561967, 31685901]

約数ペア:

[(1, 31685901), (3, 10561967), (13, 2437377), (19, 1667679), (39, 812459), (57, 555893), (61, 519441), (183, 173147), (247, 128283), (701, 45201), (741, 42761), (793, 39957), (1159, 27339), (2103, 15067), (2379, 13319), (3477, 9113)]