7138215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 96

約数和(自身を含む): 15814656

約数和(自身を除く): 8676441

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 31, 35, 43, 45, 51, 63, 85, 93, 105, 119, 129, 153, 155, 215, 217, 255, 279, 301, 315, 357, 387, 465, 527, 595, 645, 651, 731, 765, 903, 1071, 1085, 1333, 1395, 1505, 1581, 1785, 1935, 1953, 2193, 2635, 2709, 3255, 3655, 3689, 3999, 4515, 4743, 5117, 5355, 6579, 6665, 7905, 9331, 9765, 10965, 11067, 11997, 13545, 15351, 18445, 19995, 22661, 23715, 25585, 27993, 32895, 33201, 46053, 46655, 55335, 59985, 67983, 76755, 83979, 113305, 139965, 158627, 166005, 203949, 230265, 339915, 419895, 475881, 793135, 1019745, 1427643, 2379405, 7138215]

約数ペア:

[(1, 7138215), (3, 2379405), (5, 1427643), (7, 1019745), (9, 793135), (15, 475881), (17, 419895), (21, 339915), (31, 230265), (35, 203949), (43, 166005), (45, 158627), (51, 139965), (63, 113305), (85, 83979), (93, 76755), (105, 67983), (119, 59985), (129, 55335), (153, 46655), (155, 46053), (215, 33201), (217, 32895), (255, 27993), (279, 25585), (301, 23715), (315, 22661), (357, 19995), (387, 18445), (465, 15351), (527, 13545), (595, 11997), (645, 11067), (651, 10965), (731, 9765), (765, 9331), (903, 7905), (1071, 6665), (1085, 6579), (1333, 5355), (1395, 5117), (1505, 4743), (1581, 4515), (1785, 3999), (1935, 3689), (1953, 3655), (2193, 3255), (2635, 2709)]