12977811

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 23831808

約数和(自身を除く): 10853997

約数列:

[1, 3, 7, 9, 11, 21, 33, 61, 63, 77, 99, 183, 231, 307, 427, 549, 671, 693, 921, 1281, 2013, 2149, 2763, 3377, 3843, 4697, 6039, 6447, 10131, 14091, 18727, 19341, 23639, 30393, 42273, 56181, 70917, 131089, 168543, 205997, 212751, 393267, 617991, 1179801, 1441979, 1853973, 4325937, 12977811]

約数ペア:

[(1, 12977811), (3, 4325937), (7, 1853973), (9, 1441979), (11, 1179801), (21, 617991), (33, 393267), (61, 212751), (63, 205997), (77, 168543), (99, 131089), (183, 70917), (231, 56181), (307, 42273), (427, 30393), (549, 23639), (671, 19341), (693, 18727), (921, 14091), (1281, 10131), (2013, 6447), (2149, 6039), (2763, 4697), (3377, 3843)]