40042938

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{513371}}^1$

素因数の和:513389

約数の個数: 16

約数和(自身を含む): 86246496

約数和(自身を除く): 46203558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 513371, 1026742, 1540113, 3080226, 6673823, 13347646, 20021469, 40042938]

約数ペア:

[(1, 40042938), (2, 20021469), (3, 13347646), (6, 6673823), (13, 3080226), (26, 1540113), (39, 1026742), (78, 513371)]