40396278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{517901}}^1$

素因数の和:517919

約数の個数: 16

約数和(自身を含む): 87007536

約数和(自身を除く): 46611258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 517901, 1035802, 1553703, 3107406, 6732713, 13465426, 20198139, 40396278]

約数ペア:

[(1, 40396278), (2, 20198139), (3, 13465426), (6, 6732713), (13, 3107406), (26, 1553703), (39, 1035802), (78, 517901)]