1249420977

素因数分解:

$3^3\times 7^1\times {\mathrm{1999}}^1\times {\mathrm{3307}}^1$

素因数の和:5322

約数の個数: 32

約数和(自身を含む): 2117120000

約数和(自身を除く): 867699023

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1999, 3307, 5997, 9921, 13993, 17991, 23149, 29763, 41979, 53973, 69447, 89289, 125937, 208341, 377811, 625023, 6610693, 19832079, 46274851, 59496237, 138824553, 178488711, 416473659, 1249420977]

約数ペア:

[(1, 1249420977), (3, 416473659), (7, 178488711), (9, 138824553), (21, 59496237), (27, 46274851), (63, 19832079), (189, 6610693), (1999, 625023), (3307, 377811), (5997, 208341), (9921, 125937), (13993, 89289), (17991, 69447), (23149, 53973), (29763, 41979)]