328943358

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{139501}}^1$

素因数の和:139640

約数の個数: 24

約数和(自身を含む): 718156296

約数和(自身を除く): 389212938

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 139501, 279002, 418503, 837006, 1255509, 2511018, 18274631, 36549262, 54823893, 109647786, 164471679, 328943358]

約数ペア:

[(1, 328943358), (2, 164471679), (3, 109647786), (6, 54823893), (9, 36549262), (18, 18274631), (131, 2511018), (262, 1255509), (393, 837006), (786, 418503), (1179, 279002), (2358, 139501)]