2805912486

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{386809}}^1$

素因数の和:386861

約数の個数: 48

約数和(自身を含む): 6758344320

約数和(自身を除く): 3952431834

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 3627, 7254, 386809, 773618, 1160427, 2320854, 3481281, 5028517, 6962562, 10057034, 11991079, 15085551, 23982158, 30171102, 35973237, 45256653, 71946474, 90513306, 107919711, 155884027, 215839422, 311768054, 467652081, 935304162, 1402956243, 2805912486]

約数ペア:

[(1, 2805912486), (2, 1402956243), (3, 935304162), (6, 467652081), (9, 311768054), (13, 215839422), (18, 155884027), (26, 107919711), (31, 90513306), (39, 71946474), (62, 45256653), (78, 35973237), (93, 30171102), (117, 23982158), (186, 15085551), (234, 11991079), (279, 10057034), (403, 6962562), (558, 5028517), (806, 3481281), (1209, 2320854), (2418, 1160427), (3627, 773618), (7254, 386809)]