39880491

素因数分解:

$3^1\times 7^1\times {\mathrm{1307}}^1\times {\mathrm{1453}}^1$

素因数の和:2770

約数の個数: 16

約数和(自身を含む): 60858624

約数和(自身を除く): 20978133

約数列:

[1, 3, 7, 21, 1307, 1453, 3921, 4359, 9149, 10171, 27447, 30513, 1899071, 5697213, 13293497, 39880491]

約数ペア:

[(1, 39880491), (3, 13293497), (7, 5697213), (21, 1899071), (1307, 30513), (1453, 27447), (3921, 10171), (4359, 9149)]