128590941

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 187342848

約数和(自身を除く): 58751907

約数列:

[1, 3, 17, 43, 51, 129, 191, 307, 573, 731, 921, 2193, 3247, 5219, 8213, 9741, 13201, 15657, 24639, 39603, 58637, 139621, 175911, 224417, 418863, 673251, 996829, 2521391, 2990487, 7564173, 42863647, 128590941]

約数ペア:

[(1, 128590941), (3, 42863647), (17, 7564173), (43, 2990487), (51, 2521391), (129, 996829), (191, 673251), (307, 418863), (573, 224417), (731, 175911), (921, 139621), (2193, 58637), (3247, 39603), (5219, 24639), (8213, 15657), (9741, 13201)]