1994236413

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 3086899200

約数和(自身を除く): 1092662787

約数列:

[1, 3, 13, 23, 39, 43, 69, 129, 149, 299, 347, 447, 559, 897, 989, 1041, 1677, 1937, 2967, 3427, 4511, 5811, 6407, 7981, 10281, 12857, 13533, 14921, 19221, 23943, 38571, 44551, 44763, 51703, 83291, 103753, 133653, 147361, 155109, 193973, 249873, 311259, 343183, 442083, 581919, 672139, 1029549, 1189169, 1915693, 2016417, 2223229, 3567507, 4461379, 5747079, 6669687, 13384137, 15459197, 28901977, 46377591, 51134267, 86705931, 153402801, 664745471, 1994236413]

約数ペア:

[(1, 1994236413), (3, 664745471), (13, 153402801), (23, 86705931), (39, 51134267), (43, 46377591), (69, 28901977), (129, 15459197), (149, 13384137), (299, 6669687), (347, 5747079), (447, 4461379), (559, 3567507), (897, 2223229), (989, 2016417), (1041, 1915693), (1677, 1189169), (1937, 1029549), (2967, 672139), (3427, 581919), (4511, 442083), (5811, 343183), (6407, 311259), (7981, 249873), (10281, 193973), (12857, 155109), (13533, 147361), (14921, 133653), (19221, 103753), (23943, 83291), (38571, 51703), (44551, 44763)]