31709688

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 81920160

約数和(自身を除く): 50210472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 97, 106, 159, 194, 212, 257, 291, 318, 388, 424, 514, 582, 636, 771, 776, 1028, 1164, 1272, 1542, 2056, 2328, 3084, 5141, 6168, 10282, 13621, 15423, 20564, 24929, 27242, 30846, 40863, 41128, 49858, 54484, 61692, 74787, 81726, 99716, 108968, 123384, 149574, 163452, 199432, 299148, 326904, 598296, 1321237, 2642474, 3963711, 5284948, 7927422, 10569896, 15854844, 31709688]

約数ペア:

[(1, 31709688), (2, 15854844), (3, 10569896), (4, 7927422), (6, 5284948), (8, 3963711), (12, 2642474), (24, 1321237), (53, 598296), (97, 326904), (106, 299148), (159, 199432), (194, 163452), (212, 149574), (257, 123384), (291, 108968), (318, 99716), (388, 81726), (424, 74787), (514, 61692), (582, 54484), (636, 49858), (771, 41128), (776, 40863), (1028, 30846), (1164, 27242), (1272, 24929), (1542, 20564), (2056, 15423), (2328, 13621), (3084, 10282), (5141, 6168)]