201720741

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{26821}}^1$

素因数の和:26956

約数の個数: 16

約数和(自身を含む): 283240320

約数和(自身を除く): 81519579

約数列:

[1, 3, 23, 69, 109, 327, 2507, 7521, 26821, 80463, 616883, 1850649, 2923489, 8770467, 67240247, 201720741]

約数ペア:

[(1, 201720741), (3, 67240247), (23, 8770467), (69, 2923489), (109, 1850649), (327, 616883), (2507, 80463), (7521, 26821)]