228344613

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{571}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 353633280

約数和(自身を除く): 125288667

約数列:

[1, 3, 7, 21, 137, 139, 411, 417, 571, 959, 973, 1713, 2877, 2919, 3997, 11991, 19043, 57129, 78227, 79369, 133301, 234681, 238107, 399903, 547589, 555583, 1642767, 1666749, 10873553, 32620659, 76114871, 228344613]

約数ペア:

[(1, 228344613), (3, 76114871), (7, 32620659), (21, 10873553), (137, 1666749), (139, 1642767), (411, 555583), (417, 547589), (571, 399903), (959, 238107), (973, 234681), (1713, 133301), (2877, 79369), (2919, 78227), (3997, 57129), (11991, 19043)]