2939265

素因数分解:

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

素因数の和:99

約数の個数: 72

約数和(自身を含む): 6259968

約数和(自身を除く): 3320703

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 43, 45, 49, 63, 93, 105, 129, 147, 155, 215, 217, 245, 279, 301, 315, 387, 441, 465, 645, 651, 735, 903, 1085, 1333, 1395, 1505, 1519, 1935, 1953, 2107, 2205, 2709, 3255, 3999, 4515, 4557, 6321, 6665, 7595, 9331, 9765, 10535, 11997, 13545, 13671, 18963, 19995, 22785, 27993, 31605, 46655, 59985, 65317, 68355, 83979, 94815, 139965, 195951, 326585, 419895, 587853, 979755, 2939265]

約数ペア:

[(1, 2939265), (3, 979755), (5, 587853), (7, 419895), (9, 326585), (15, 195951), (21, 139965), (31, 94815), (35, 83979), (43, 68355), (45, 65317), (49, 59985), (63, 46655), (93, 31605), (105, 27993), (129, 22785), (147, 19995), (155, 18963), (215, 13671), (217, 13545), (245, 11997), (279, 10535), (301, 9765), (315, 9331), (387, 7595), (441, 6665), (465, 6321), (645, 4557), (651, 4515), (735, 3999), (903, 3255), (1085, 2709), (1333, 2205), (1395, 2107), (1505, 1953), (1519, 1935)]