28322595

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:122

約数の個数: 128

約数和(自身を含む): 63866880

約数和(自身を除く): 35544285

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 41, 43, 45, 51, 63, 85, 105, 119, 123, 129, 135, 153, 189, 205, 215, 255, 287, 301, 315, 357, 369, 387, 459, 595, 615, 645, 697, 731, 765, 861, 903, 945, 1071, 1107, 1161, 1435, 1505, 1763, 1785, 1845, 1935, 2091, 2193, 2295, 2583, 2709, 3213, 3485, 3655, 4305, 4515, 4879, 5117, 5289, 5355, 5535, 5805, 6273, 6579, 7749, 8127, 8815, 10455, 10965, 12341, 12915, 13545, 14637, 15351, 15867, 16065, 18819, 19737, 24395, 25585, 26445, 29971, 31365, 32895, 37023, 38745, 40635, 43911, 46053, 47601, 61705, 73185, 76755, 79335, 89913, 94095, 98685, 111069, 131733, 138159, 149855, 185115, 209797, 219555, 230265, 238005, 269739, 333207, 449565, 555345, 629391, 658665, 690795, 809217, 1048985, 1348695, 1666035, 1888173, 3146955, 4046085, 5664519, 9440865, 28322595]

約数ペア:

[(1, 28322595), (3, 9440865), (5, 5664519), (7, 4046085), (9, 3146955), (15, 1888173), (17, 1666035), (21, 1348695), (27, 1048985), (35, 809217), (41, 690795), (43, 658665), (45, 629391), (51, 555345), (63, 449565), (85, 333207), (105, 269739), (119, 238005), (123, 230265), (129, 219555), (135, 209797), (153, 185115), (189, 149855), (205, 138159), (215, 131733), (255, 111069), (287, 98685), (301, 94095), (315, 89913), (357, 79335), (369, 76755), (387, 73185), (459, 61705), (595, 47601), (615, 46053), (645, 43911), (697, 40635), (731, 38745), (765, 37023), (861, 32895), (903, 31365), (945, 29971), (1071, 26445), (1107, 25585), (1161, 24395), (1435, 19737), (1505, 18819), (1763, 16065), (1785, 15867), (1845, 15351), (1935, 14637), (2091, 13545), (2193, 12915), (2295, 12341), (2583, 10965), (2709, 10455), (3213, 8815), (3485, 8127), (3655, 7749), (4305, 6579), (4515, 6273), (4879, 5805), (5117, 5535), (5289, 5355)]