1388508933

素因数分解:

$3^1\times 7^3\times {\mathrm{107}}^1\times {\mathrm{12611}}^1$

素因数の和:12742

約数の個数: 32

約数和(自身を含む): 2179353600

約数和(自身を除く): 790844667

約数列:

[1, 3, 7, 21, 49, 107, 147, 321, 343, 749, 1029, 2247, 5243, 12611, 15729, 36701, 37833, 88277, 110103, 264831, 617939, 1349377, 1853817, 4048131, 4325573, 9445639, 12976719, 28336917, 66119473, 198358419, 462836311, 1388508933]

約数ペア:

[(1, 1388508933), (3, 462836311), (7, 198358419), (21, 66119473), (49, 28336917), (107, 12976719), (147, 9445639), (321, 4325573), (343, 4048131), (749, 1853817), (1029, 1349377), (2247, 617939), (5243, 264831), (12611, 110103), (15729, 88277), (36701, 37833)]