66612987

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^2$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 122567328

約数和(自身を除く): 55954341

約数列:

[1, 3, 7, 9, 17, 21, 37, 41, 51, 63, 111, 119, 123, 153, 259, 287, 333, 357, 369, 629, 697, 777, 861, 1071, 1517, 1681, 1887, 2091, 2331, 2583, 4403, 4551, 4879, 5043, 5661, 6273, 10619, 11767, 13209, 13653, 14637, 15129, 25789, 28577, 31857, 35301, 39627, 43911, 62197, 77367, 85731, 95571, 105903, 180523, 186591, 200039, 232101, 257193, 435379, 541569, 559773, 600117, 1057349, 1306137, 1624707, 1800351, 3172047, 3918411, 7401443, 9516141, 22204329, 66612987]

約数ペア:

[(1, 66612987), (3, 22204329), (7, 9516141), (9, 7401443), (17, 3918411), (21, 3172047), (37, 1800351), (41, 1624707), (51, 1306137), (63, 1057349), (111, 600117), (119, 559773), (123, 541569), (153, 435379), (259, 257193), (287, 232101), (333, 200039), (357, 186591), (369, 180523), (629, 105903), (697, 95571), (777, 85731), (861, 77367), (1071, 62197), (1517, 43911), (1681, 39627), (1887, 35301), (2091, 31857), (2331, 28577), (2583, 25789), (4403, 15129), (4551, 14637), (4879, 13653), (5043, 13209), (5661, 11767), (6273, 10619)]