40000038

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{512821}}^1$

素因数の和:512839

約数の個数: 16

約数和(自身を含む): 86154096

約数和(自身を除く): 46154058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 512821, 1025642, 1538463, 3076926, 6666673, 13333346, 20000019, 40000038]

約数ペア:

[(1, 40000038), (2, 20000019), (3, 13333346), (6, 6666673), (13, 3076926), (26, 1538463), (39, 1025642), (78, 512821)]