28132965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 59744256

約数和(自身を除く): 31611291

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 43, 45, 63, 67, 93, 105, 129, 155, 201, 215, 217, 279, 301, 315, 335, 387, 465, 469, 603, 645, 651, 903, 1005, 1085, 1333, 1395, 1407, 1505, 1935, 1953, 2077, 2345, 2709, 2881, 3015, 3255, 3999, 4221, 4515, 6231, 6665, 7035, 8643, 9331, 9765, 10385, 11997, 13545, 14405, 14539, 18693, 19995, 20167, 21105, 25929, 27993, 31155, 43215, 43617, 46655, 59985, 60501, 72695, 83979, 89311, 93465, 100835, 129645, 130851, 139965, 181503, 218085, 267933, 302505, 419895, 446555, 625177, 654255, 803799, 907515, 1339665, 1875531, 3125885, 4018995, 5626593, 9377655, 28132965]

約数ペア:

[(1, 28132965), (3, 9377655), (5, 5626593), (7, 4018995), (9, 3125885), (15, 1875531), (21, 1339665), (31, 907515), (35, 803799), (43, 654255), (45, 625177), (63, 446555), (67, 419895), (93, 302505), (105, 267933), (129, 218085), (155, 181503), (201, 139965), (215, 130851), (217, 129645), (279, 100835), (301, 93465), (315, 89311), (335, 83979), (387, 72695), (465, 60501), (469, 59985), (603, 46655), (645, 43617), (651, 43215), (903, 31155), (1005, 27993), (1085, 25929), (1333, 21105), (1395, 20167), (1407, 19995), (1505, 18693), (1935, 14539), (1953, 14405), (2077, 13545), (2345, 11997), (2709, 10385), (2881, 9765), (3015, 9331), (3255, 8643), (3999, 7035), (4221, 6665), (4515, 6231)]