2670885

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 5416320

約数和(自身を除く): 2745435

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 61, 63, 105, 139, 183, 305, 315, 417, 427, 549, 695, 915, 973, 1251, 1281, 2085, 2135, 2745, 2919, 3843, 4865, 6255, 6405, 8479, 8757, 14595, 19215, 25437, 42395, 43785, 59353, 76311, 127185, 178059, 296765, 381555, 534177, 890295, 2670885]

約数ペア:

[(1, 2670885), (3, 890295), (5, 534177), (7, 381555), (9, 296765), (15, 178059), (21, 127185), (35, 76311), (45, 59353), (61, 43785), (63, 42395), (105, 25437), (139, 19215), (183, 14595), (305, 8757), (315, 8479), (417, 6405), (427, 6255), (549, 4865), (695, 3843), (915, 2919), (973, 2745), (1251, 2135), (1281, 2085)]