13187025

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 25534080

約数和(自身を除く): 12347055

約数列:

[1, 3, 5, 9, 15, 25, 29, 43, 45, 47, 75, 87, 129, 141, 145, 215, 225, 235, 261, 387, 423, 435, 645, 705, 725, 1075, 1175, 1247, 1305, 1363, 1935, 2021, 2115, 2175, 3225, 3525, 3741, 4089, 6063, 6235, 6525, 6815, 9675, 10105, 10575, 11223, 12267, 18189, 18705, 20445, 30315, 31175, 34075, 50525, 56115, 58609, 61335, 90945, 93525, 102225, 151575, 175827, 280575, 293045, 306675, 454725, 527481, 879135, 1465225, 2637405, 4395675, 13187025]

約数ペア:

[(1, 13187025), (3, 4395675), (5, 2637405), (9, 1465225), (15, 879135), (25, 527481), (29, 454725), (43, 306675), (45, 293045), (47, 280575), (75, 175827), (87, 151575), (129, 102225), (141, 93525), (145, 90945), (215, 61335), (225, 58609), (235, 56115), (261, 50525), (387, 34075), (423, 31175), (435, 30315), (645, 20445), (705, 18705), (725, 18189), (1075, 12267), (1175, 11223), (1247, 10575), (1305, 10105), (1363, 9675), (1935, 6815), (2021, 6525), (2115, 6235), (2175, 6063), (3225, 4089), (3525, 3741)]