28497768

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{379}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 77246400

約数和(自身を除く): 48748632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 241, 312, 379, 482, 723, 758, 964, 1137, 1446, 1516, 1928, 2274, 2892, 3032, 3133, 4548, 4927, 5784, 6266, 9096, 9399, 9854, 12532, 14781, 18798, 19708, 25064, 29562, 37596, 39416, 59124, 75192, 91339, 118248, 182678, 274017, 365356, 548034, 730712, 1096068, 1187407, 2192136, 2374814, 3562221, 4749628, 7124442, 9499256, 14248884, 28497768]

約数ペア:

[(1, 28497768), (2, 14248884), (3, 9499256), (4, 7124442), (6, 4749628), (8, 3562221), (12, 2374814), (13, 2192136), (24, 1187407), (26, 1096068), (39, 730712), (52, 548034), (78, 365356), (104, 274017), (156, 182678), (241, 118248), (312, 91339), (379, 75192), (482, 59124), (723, 39416), (758, 37596), (964, 29562), (1137, 25064), (1446, 19708), (1516, 18798), (1928, 14781), (2274, 12532), (2892, 9854), (3032, 9399), (3133, 9096), (4548, 6266), (4927, 5784)]