28555065

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 65802240

約数和(自身を除く): 37247175

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 41, 45, 55, 63, 67, 77, 99, 105, 123, 135, 165, 189, 201, 205, 231, 287, 297, 315, 335, 369, 385, 451, 469, 495, 603, 615, 693, 737, 861, 945, 1005, 1107, 1155, 1353, 1407, 1435, 1485, 1809, 1845, 2079, 2211, 2255, 2345, 2583, 2747, 3015, 3157, 3465, 3685, 4059, 4221, 4305, 5159, 5535, 6633, 6765, 7035, 7749, 8241, 9045, 9471, 10395, 11055, 12177, 12663, 12915, 13735, 15477, 15785, 19229, 19899, 20295, 21105, 24723, 25795, 28413, 30217, 33165, 38745, 41205, 46431, 47355, 57687, 60885, 63315, 74169, 77385, 85239, 90651, 96145, 99495, 123615, 139293, 142065, 151085, 173061, 211519, 232155, 271953, 288435, 370845, 426195, 453255, 519183, 634557, 696465, 815859, 865305, 1057595, 1359765, 1903671, 2595915, 3172785, 4079295, 5711013, 9518355, 28555065]

約数ペア:

[(1, 28555065), (3, 9518355), (5, 5711013), (7, 4079295), (9, 3172785), (11, 2595915), (15, 1903671), (21, 1359765), (27, 1057595), (33, 865305), (35, 815859), (41, 696465), (45, 634557), (55, 519183), (63, 453255), (67, 426195), (77, 370845), (99, 288435), (105, 271953), (123, 232155), (135, 211519), (165, 173061), (189, 151085), (201, 142065), (205, 139293), (231, 123615), (287, 99495), (297, 96145), (315, 90651), (335, 85239), (369, 77385), (385, 74169), (451, 63315), (469, 60885), (495, 57687), (603, 47355), (615, 46431), (693, 41205), (737, 38745), (861, 33165), (945, 30217), (1005, 28413), (1107, 25795), (1155, 24723), (1353, 21105), (1407, 20295), (1435, 19899), (1485, 19229), (1809, 15785), (1845, 15477), (2079, 13735), (2211, 12915), (2255, 12663), (2345, 12177), (2583, 11055), (2747, 10395), (3015, 9471), (3157, 9045), (3465, 8241), (3685, 7749), (4059, 7035), (4221, 6765), (4305, 6633), (5159, 5535)]