339950709

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{281}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 596666880

約数和(自身を除く): 256716171

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 173, 189, 259, 281, 333, 519, 777, 843, 999, 1211, 1557, 1967, 2331, 2529, 3633, 4671, 5901, 6401, 6993, 7587, 10397, 10899, 17703, 19203, 31191, 32697, 44807, 48613, 53109, 57609, 72779, 93573, 134421, 145839, 172827, 218337, 280719, 340291, 403263, 437517, 655011, 1020873, 1209789, 1312551, 1798681, 1965033, 3062619, 5396043, 9187857, 12590767, 16188129, 37772301, 48564387, 113316903, 339950709]

約数ペア:

[(1, 339950709), (3, 113316903), (7, 48564387), (9, 37772301), (21, 16188129), (27, 12590767), (37, 9187857), (63, 5396043), (111, 3062619), (173, 1965033), (189, 1798681), (259, 1312551), (281, 1209789), (333, 1020873), (519, 655011), (777, 437517), (843, 403263), (999, 340291), (1211, 280719), (1557, 218337), (1967, 172827), (2331, 145839), (2529, 134421), (3633, 93573), (4671, 72779), (5901, 57609), (6401, 53109), (6993, 48613), (7587, 44807), (10397, 32697), (10899, 31191), (17703, 19203)]