289067548

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{2081}}^1$

素因数の和:2155

約数の個数: 72

約数和(自身を含む): 651282912

約数和(自身を除く): 362215364

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 121, 154, 164, 242, 287, 308, 451, 484, 574, 847, 902, 1148, 1694, 1804, 2081, 3157, 3388, 4162, 4961, 6314, 8324, 9922, 12628, 14567, 19844, 22891, 29134, 34727, 45782, 58268, 69454, 85321, 91564, 138908, 160237, 170642, 251801, 320474, 341284, 503602, 597247, 640948, 938531, 1007204, 1194494, 1762607, 1877062, 2388988, 3525214, 3754124, 6569717, 7050428, 10323841, 13139434, 20647682, 26278868, 41295364, 72266887, 144533774, 289067548]

約数ペア:

[(1, 289067548), (2, 144533774), (4, 72266887), (7, 41295364), (11, 26278868), (14, 20647682), (22, 13139434), (28, 10323841), (41, 7050428), (44, 6569717), (77, 3754124), (82, 3525214), (121, 2388988), (154, 1877062), (164, 1762607), (242, 1194494), (287, 1007204), (308, 938531), (451, 640948), (484, 597247), (574, 503602), (847, 341284), (902, 320474), (1148, 251801), (1694, 170642), (1804, 160237), (2081, 138908), (3157, 91564), (3388, 85321), (4162, 69454), (4961, 58268), (6314, 45782), (8324, 34727), (9922, 29134), (12628, 22891), (14567, 19844)]