281610758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1381}}^1$

素因数の和:1461

約数の個数: 64

約数和(自身を含む): 534933504

約数和(自身を除く): 253322746

約数列:

[1, 2, 11, 13, 22, 23, 26, 31, 46, 62, 143, 253, 286, 299, 341, 403, 506, 598, 682, 713, 806, 1381, 1426, 2762, 3289, 4433, 6578, 7843, 8866, 9269, 15191, 15686, 17953, 18538, 30382, 31763, 35906, 42811, 63526, 85622, 101959, 197483, 203918, 349393, 394966, 412919, 470921, 556543, 698786, 825838, 941842, 984653, 1113086, 1969306, 4542109, 6121973, 9084218, 10831183, 12243946, 12800489, 21662366, 25600978, 140805379, 281610758]

約数ペア:

[(1, 281610758), (2, 140805379), (11, 25600978), (13, 21662366), (22, 12800489), (23, 12243946), (26, 10831183), (31, 9084218), (46, 6121973), (62, 4542109), (143, 1969306), (253, 1113086), (286, 984653), (299, 941842), (341, 825838), (403, 698786), (506, 556543), (598, 470921), (682, 412919), (713, 394966), (806, 349393), (1381, 203918), (1426, 197483), (2762, 101959), (3289, 85622), (4433, 63526), (6578, 42811), (7843, 35906), (8866, 31763), (9269, 30382), (15191, 18538), (15686, 17953)]