220278129

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1787}}^1\times {\mathrm{2417}}^1$

素因数の和:4224

約数の個数: 16

約数和(自身を含む): 311283648

約数和(自身を除く): 91005519

約数列:

[1, 3, 17, 51, 1787, 2417, 5361, 7251, 30379, 41089, 91137, 123267, 4319179, 12957537, 73426043, 220278129]

約数ペア:

[(1, 220278129), (3, 73426043), (17, 12957537), (51, 4319179), (1787, 123267), (2417, 91137), (5361, 41089), (7251, 30379)]