40281729

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{6997}}^1$

素因数の和:7120

約数の個数: 16

約数和(自身を含む): 57103680

約数和(自身を除く): 16821951

約数列:

[1, 3, 19, 57, 101, 303, 1919, 5757, 6997, 20991, 132943, 398829, 706697, 2120091, 13427243, 40281729]

約数ペア:

[(1, 40281729), (3, 13427243), (19, 2120091), (57, 706697), (101, 398829), (303, 132943), (1919, 20991), (5757, 6997)]