1289249504

素因数分解:

$2^5\times {\mathrm{97}}^1\times {\mathrm{313}}^1\times {\mathrm{1327}}^1$

素因数の和:1747

約数の個数: 48

約数和(自身を含む): 2574508608

約数和(自身を除く): 1285259104

約数列:

[1, 2, 4, 8, 16, 32, 97, 194, 313, 388, 626, 776, 1252, 1327, 1552, 2504, 2654, 3104, 5008, 5308, 10016, 10616, 21232, 30361, 42464, 60722, 121444, 128719, 242888, 257438, 415351, 485776, 514876, 830702, 971552, 1029752, 1661404, 2059504, 3322808, 4119008, 6645616, 13291232, 40289047, 80578094, 161156188, 322312376, 644624752, 1289249504]

約数ペア:

[(1, 1289249504), (2, 644624752), (4, 322312376), (8, 161156188), (16, 80578094), (32, 40289047), (97, 13291232), (194, 6645616), (313, 4119008), (388, 3322808), (626, 2059504), (776, 1661404), (1252, 1029752), (1327, 971552), (1552, 830702), (2504, 514876), (2654, 485776), (3104, 415351), (5008, 257438), (5308, 242888), (10016, 128719), (10616, 121444), (21232, 60722), (30361, 42464)]