201891891

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{6359}}^1$

素因数の和:6938

約数の個数: 16

約数和(自身を含む): 283910400

約数和(自身を除く): 82018509

約数列:

[1, 3, 19, 57, 557, 1671, 6359, 10583, 19077, 31749, 120821, 362463, 3541963, 10625889, 67297297, 201891891]

約数ペア:

[(1, 201891891), (3, 67297297), (19, 10625889), (57, 3541963), (557, 362463), (1671, 120821), (6359, 31749), (10583, 19077)]