56129451

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 91163520

約数和(自身を除く): 35034069

約数列:

[1, 3, 7, 21, 41, 49, 67, 123, 139, 147, 201, 287, 417, 469, 861, 973, 1407, 2009, 2747, 2919, 3283, 5699, 6027, 6811, 8241, 9313, 9849, 17097, 19229, 20433, 27939, 39893, 57687, 65191, 119679, 134603, 195573, 279251, 381833, 403809, 456337, 837753, 1145499, 1369011, 2672831, 8018493, 18709817, 56129451]

約数ペア:

[(1, 56129451), (3, 18709817), (7, 8018493), (21, 2672831), (41, 1369011), (49, 1145499), (67, 837753), (123, 456337), (139, 403809), (147, 381833), (201, 279251), (287, 195573), (417, 134603), (469, 119679), (861, 65191), (973, 57687), (1407, 39893), (2009, 27939), (2747, 20433), (2919, 19229), (3283, 17097), (5699, 9849), (6027, 9313), (6811, 8241)]