287989072

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{15971}}^1$

素因数の和:16016

約数の個数: 60

約数和(自身を含む): 677340576

約数和(自身を除く): 389351504

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 92, 98, 112, 161, 184, 196, 322, 368, 392, 644, 784, 1127, 1288, 2254, 2576, 4508, 9016, 15971, 18032, 31942, 63884, 111797, 127768, 223594, 255536, 367333, 447188, 734666, 782579, 894376, 1469332, 1565158, 1788752, 2571331, 2938664, 3130316, 5142662, 5877328, 6260632, 10285324, 12521264, 17999317, 20570648, 35998634, 41141296, 71997268, 143994536, 287989072]

約数ペア:

[(1, 287989072), (2, 143994536), (4, 71997268), (7, 41141296), (8, 35998634), (14, 20570648), (16, 17999317), (23, 12521264), (28, 10285324), (46, 6260632), (49, 5877328), (56, 5142662), (92, 3130316), (98, 2938664), (112, 2571331), (161, 1788752), (184, 1565158), (196, 1469332), (322, 894376), (368, 782579), (392, 734666), (644, 447188), (784, 367333), (1127, 255536), (1288, 223594), (2254, 127768), (2576, 111797), (4508, 63884), (9016, 31942), (15971, 18032)]