12972015

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:118

約数の個数: 96

約数和(自身を含む): 28071360

約数和(自身を除く): 15099345

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 37, 45, 49, 53, 63, 105, 111, 135, 147, 159, 185, 189, 245, 259, 265, 315, 333, 371, 441, 477, 555, 735, 777, 795, 945, 999, 1113, 1295, 1323, 1431, 1665, 1813, 1855, 1961, 2205, 2331, 2385, 2597, 3339, 3885, 4995, 5439, 5565, 5883, 6615, 6993, 7155, 7791, 9065, 9805, 10017, 11655, 12985, 13727, 16317, 16695, 17649, 23373, 27195, 29415, 34965, 38955, 41181, 48951, 50085, 52947, 68635, 70119, 81585, 88245, 96089, 116865, 123543, 205905, 244755, 264735, 288267, 350595, 370629, 480445, 617715, 864801, 1441335, 1853145, 2594403, 4324005, 12972015]

約数ペア:

[(1, 12972015), (3, 4324005), (5, 2594403), (7, 1853145), (9, 1441335), (15, 864801), (21, 617715), (27, 480445), (35, 370629), (37, 350595), (45, 288267), (49, 264735), (53, 244755), (63, 205905), (105, 123543), (111, 116865), (135, 96089), (147, 88245), (159, 81585), (185, 70119), (189, 68635), (245, 52947), (259, 50085), (265, 48951), (315, 41181), (333, 38955), (371, 34965), (441, 29415), (477, 27195), (555, 23373), (735, 17649), (777, 16695), (795, 16317), (945, 13727), (999, 12985), (1113, 11655), (1295, 10017), (1323, 9805), (1431, 9065), (1665, 7791), (1813, 7155), (1855, 6993), (1961, 6615), (2205, 5883), (2331, 5565), (2385, 5439), (2597, 4995), (3339, 3885)]