2780451063

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{24989}}^1$

素因数の和:25328

約数の個数: 32

約数和(自身を含む): 4450219200

約数和(自身を除く): 1669768137

約数列:

[1, 3, 9, 13, 27, 39, 117, 317, 351, 951, 2853, 4121, 8559, 12363, 24989, 37089, 74967, 111267, 224901, 324857, 674703, 974571, 2923713, 7921513, 8771139, 23764539, 71293617, 102979669, 213880851, 308939007, 926817021, 2780451063]

約数ペア:

[(1, 2780451063), (3, 926817021), (9, 308939007), (13, 213880851), (27, 102979669), (39, 71293617), (117, 23764539), (317, 8771139), (351, 7921513), (951, 2923713), (2853, 974571), (4121, 674703), (8559, 324857), (12363, 224901), (24989, 111267), (37089, 74967)]