231615909

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{64499}}^1$

素因数の和:64534

約数の個数: 32

約数和(自身を含む): 412800000

約数和(自身を除く): 181184091

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 64499, 193497, 451493, 580491, 1225481, 1354479, 1741473, 3676443, 4063437, 8578367, 11029329, 12190311, 25735101, 33087987, 77205303, 231615909]

約数ペア:

[(1, 231615909), (3, 77205303), (7, 33087987), (9, 25735101), (19, 12190311), (21, 11029329), (27, 8578367), (57, 4063437), (63, 3676443), (133, 1741473), (171, 1354479), (189, 1225481), (399, 580491), (513, 451493), (1197, 193497), (3591, 64499)]