81649404

素因数分解:

$2^2\times 3^3\times {\mathrm{211}}^1\times {\mathrm{3583}}^1$

素因数の和:3807

約数の個数: 48

約数和(自身を含む): 212746240

約数和(自身を除く): 131096836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 211, 422, 633, 844, 1266, 1899, 2532, 3583, 3798, 5697, 7166, 7596, 10749, 11394, 14332, 21498, 22788, 32247, 42996, 64494, 96741, 128988, 193482, 386964, 756013, 1512026, 2268039, 3024052, 4536078, 6804117, 9072156, 13608234, 20412351, 27216468, 40824702, 81649404]

約数ペア:

[(1, 81649404), (2, 40824702), (3, 27216468), (4, 20412351), (6, 13608234), (9, 9072156), (12, 6804117), (18, 4536078), (27, 3024052), (36, 2268039), (54, 1512026), (108, 756013), (211, 386964), (422, 193482), (633, 128988), (844, 96741), (1266, 64494), (1899, 42996), (2532, 32247), (3583, 22788), (3798, 21498), (5697, 14332), (7166, 11394), (7596, 10749)]