248446989

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5531}}^1$

素因数の和:5598

約数の個数: 48

約数和(自身を含む): 441851904

約数和(自身を除く): 193404915

約数列:

[1, 3, 7, 9, 21, 23, 31, 63, 69, 93, 161, 207, 217, 279, 483, 651, 713, 1449, 1953, 2139, 4991, 5531, 6417, 14973, 16593, 38717, 44919, 49779, 116151, 127213, 171461, 348453, 381639, 514383, 890491, 1144917, 1200227, 1543149, 2671473, 3600681, 3943603, 8014419, 10802043, 11830809, 27605221, 35492427, 82815663, 248446989]

約数ペア:

[(1, 248446989), (3, 82815663), (7, 35492427), (9, 27605221), (21, 11830809), (23, 10802043), (31, 8014419), (63, 3943603), (69, 3600681), (93, 2671473), (161, 1543149), (207, 1200227), (217, 1144917), (279, 890491), (483, 514383), (651, 381639), (713, 348453), (1449, 171461), (1953, 127213), (2139, 116151), (4991, 49779), (5531, 44919), (6417, 38717), (14973, 16593)]