13961675

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:85

約数の個数: 72

約数和(自身を含む): 23810976

約数和(自身を除く): 9849301

約数列:

[1, 5, 7, 13, 17, 19, 25, 35, 65, 85, 91, 95, 119, 133, 175, 221, 247, 323, 325, 361, 425, 455, 475, 595, 665, 1105, 1235, 1547, 1615, 1729, 1805, 2261, 2275, 2527, 2975, 3325, 4199, 4693, 5525, 6137, 6175, 7735, 8075, 8645, 9025, 11305, 12635, 20995, 23465, 29393, 30685, 32851, 38675, 42959, 43225, 56525, 63175, 79781, 104975, 117325, 146965, 153425, 164255, 214795, 398905, 558467, 734825, 821275, 1073975, 1994525, 2792335, 13961675]

約数ペア:

[(1, 13961675), (5, 2792335), (7, 1994525), (13, 1073975), (17, 821275), (19, 734825), (25, 558467), (35, 398905), (65, 214795), (85, 164255), (91, 153425), (95, 146965), (119, 117325), (133, 104975), (175, 79781), (221, 63175), (247, 56525), (323, 43225), (325, 42959), (361, 38675), (425, 32851), (455, 30685), (475, 29393), (595, 23465), (665, 20995), (1105, 12635), (1235, 11305), (1547, 9025), (1615, 8645), (1729, 8075), (1805, 7735), (2261, 6175), (2275, 6137), (2527, 5525), (2975, 4693), (3325, 4199)]