686413497

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{12433}}^1$

素因数の和:12693

約数の個数: 32

約数和(自身を含む): 1145917440

約数和(自身を除く): 459503943

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 239, 717, 1673, 2629, 5019, 7887, 12433, 18403, 37299, 55209, 87031, 136763, 261093, 410289, 957341, 2872023, 2971487, 8914461, 20800409, 32686357, 62401227, 98059071, 228804499, 686413497]

約数ペア:

[(1, 686413497), (3, 228804499), (7, 98059071), (11, 62401227), (21, 32686357), (33, 20800409), (77, 8914461), (231, 2971487), (239, 2872023), (717, 957341), (1673, 410289), (2629, 261093), (5019, 136763), (7887, 87031), (12433, 55209), (18403, 37299)]